gbranden pushed a commit to branch master
in repository groff.

commit c628c9d3c218795f4181cec586e1cff1b6e9375d
Author: G. Branden Robinson <[email protected]>
AuthorDate: Thu Nov 6 14:47:10 2025 -0600

    [groff]: Drop ersatz copyright symbol '(C)'.
    
    Software developers have long labored under the no-longer-correct
    misconception that omitting a copyright symbol from one's notice was a
    fatal defect that effectively placed the work in the public domain.
    That stopped being true as of 1 March 1989.[1]  Further, prior to
    guidance issued by the U.S. Copyright Office in the decades since, the
    use of "(C)" as a substitute for a copyright sign _may not have
    sufficed_ to prevent the copyright notice from being regarded as
    defective.  The Copyright Office, then and now, prefers the abbreviation
    "copr." when © is typographically unavailable.[ibid.]  Nowadays, its
    advice is that "c" (note lowercase) is an "acceptable variant", that
    _may_ retain the efficacy of the copyright notice.  The word
    "copyright", spelled out in full, also suffices per that resource, and
    is already present in this notice.
    
    [1] https://www.copyright.gov/circs/circ03.pdf
---
 src/roff/groff/groff.1.man                                           | 2 +-
 src/roff/groff/pipeline.c                                            | 2 +-
 src/roff/groff/pipeline.h                                            | 2 +-
 src/roff/groff/tests/arithmetic-works.sh                             | 2 +-
 src/roff/groff/tests/backslash-X-works.sh                            | 2 +-
 src/roff/groff/tests/backslash-Y-works.sh                            | 2 +-
 src/roff/groff/tests/backslash-exclamation-early-does-not-fail.sh    | 2 +-
 src/roff/groff/tests/backslash-s-works-with-single-digit-argument.sh | 2 +-
 src/roff/groff/tests/bd-request-works.sh                             | 2 +-
 src/roff/groff/tests/break-zero-length-output-line-sanely.sh         | 2 +-
 src/roff/groff/tests/cf-request-early-does-not-fail.sh               | 2 +-
 src/roff/groff/tests/cf-request-works.sh                             | 2 +-
 src/roff/groff/tests/composite-nodes-produce-approximate-output.sh   | 2 +-
 src/roff/groff/tests/current-language-and-environment-in-sync.sh     | 2 +-
 src/roff/groff/tests/degenerate-control-flow-works.sh                | 2 +-
 src/roff/groff/tests/detect-evil-link-time-optimizer.sh              | 2 +-
 src/roff/groff/tests/device-control-escapes-express-basic-latin.sh   | 2 +-
 src/roff/groff/tests/device-control-special-character-handling.sh    | 2 +-
 src/roff/groff/tests/device-request-passes-most-escape-sequences.sh  | 2 +-
 src/roff/groff/tests/device-request-works.sh                         | 2 +-
 src/roff/groff/tests/devicem-request-works.sh                        | 2 +-
 src/roff/groff/tests/do-not-crash-on-mismatched-diversion-request.sh | 2 +-
 src/roff/groff/tests/do-not-free-file-name-pointers-early.sh         | 2 +-
 src/roff/groff/tests/do-not-loop-infinitely-when-breaking-cjk.sh     | 2 +-
 src/roff/groff/tests/dot-b-register-works.sh                         | 2 +-
 src/roff/groff/tests/dot-cp-register-works.sh                        | 2 +-
 src/roff/groff/tests/dot-nm-register-works.sh                        | 2 +-
 src/roff/groff/tests/dot-nn-register-works.sh                        | 2 +-
 src/roff/groff/tests/dot-trap-register-works.sh                      | 2 +-
 src/roff/groff/tests/double-do-request-does-not-raise-assertion.sh   | 2 +-
 src/roff/groff/tests/draw-arc.sh                                     | 2 +-
 src/roff/groff/tests/draw-circle.sh                                  | 2 +-
 src/roff/groff/tests/draw-ellipse.sh                                 | 2 +-
 src/roff/groff/tests/draw-filled-circle.sh                           | 2 +-
 src/roff/groff/tests/draw-filled-ellipse.sh                          | 2 +-
 src/roff/groff/tests/draw-filled-polygon.sh                          | 2 +-
 src/roff/groff/tests/draw-line.sh                                    | 2 +-
 src/roff/groff/tests/draw-polygon.sh                                 | 2 +-
 src/roff/groff/tests/draw-spline.sh                                  | 2 +-
 src/roff/groff/tests/driver-C-and-G-options-work.sh                  | 2 +-
 src/roff/groff/tests/dvi-device-smoke-test.sh                        | 2 +-
 src/roff/groff/tests/evc-request-produces-no-output-if-invalid.sh    | 2 +-
 src/roff/groff/tests/fp-request-does-not-traverse-directories.sh     | 2 +-
 src/roff/groff/tests/handle-special-input-code-points.sh             | 2 +-
 src/roff/groff/tests/hcode-request-copies-spec-char-code.sh          | 2 +-
 src/roff/groff/tests/hla-request-works.sh                            | 2 +-
 src/roff/groff/tests/html-device-works-with-grn-and-eqn.sh           | 2 +-
 src/roff/groff/tests/html-does-not-fumble-tagged-paragraph.sh        | 2 +-
 src/roff/groff/tests/hys-request-works.sh                            | 2 +-
 src/roff/groff/tests/initialization-is-quiet.sh                      | 2 +-
 src/roff/groff/tests/latin1-device-maps-oq-to-0x27.sh                | 2 +-
 src/roff/groff/tests/lf-request-works.sh                             | 2 +-
 src/roff/groff/tests/msoquiet-request-works.sh                       | 2 +-
 src/roff/groff/tests/output-request-works.sh                         | 2 +-
 src/roff/groff/tests/pi-request-works.sh                             | 2 +-
 src/roff/groff/tests/ps-device-smoke-test.sh                         | 2 +-
 src/roff/groff/tests/recognize-end-of-sentence.sh                    | 2 +-
 src/roff/groff/tests/regression_savannah_56555.sh                    | 2 +-
 src/roff/groff/tests/regression_savannah_58153.sh                    | 2 +-
 src/roff/groff/tests/regression_savannah_58162.sh                    | 2 +-
 src/roff/groff/tests/regression_savannah_58337.sh                    | 2 +-
 src/roff/groff/tests/regression_savannah_59202.sh                    | 2 +-
 src/roff/groff/tests/set-stroke-thickness.sh                         | 2 +-
 src/roff/groff/tests/sizes-request-works.sh                          | 2 +-
 src/roff/groff/tests/so-request-accepts-embedded-space-in-arg.sh     | 2 +-
 src/roff/groff/tests/soquiet-request-works.sh                        | 2 +-
 src/roff/groff/tests/stringdown-and-stringup-requests-work.sh        | 2 +-
 src/roff/groff/tests/stringdown-request-rejects-request-names.sh     | 2 +-
 src/roff/groff/tests/stringup-request-transforms-non-basic-latin.sh  | 2 +-
 src/roff/groff/tests/substring-request-works.sh                      | 2 +-
 src/roff/groff/tests/sy-request-works.sh                             | 2 +-
 src/roff/groff/tests/unencodable-things-in-grout.sh                  | 2 +-
 src/roff/groff/tests/using-diversion-as-character-works.sh           | 2 +-
 src/roff/groff/tests/warn-on-overset-adjusted-line.sh                | 2 +-
 src/roff/groff/tests/warn-on-overset-unadjusted-line.sh              | 2 +-
 src/roff/groff/tests/warn-on-underset-adjusted-line.sh               | 2 +-
 src/roff/groff/tests/write-request-handles-empty-second-arg.sh       | 2 +-
 77 files changed, 77 insertions(+), 77 deletions(-)

diff --git a/src/roff/groff/groff.1.man b/src/roff/groff/groff.1.man
index 25fd93019..24e41267f 100644
--- a/src/roff/groff/groff.1.man
+++ b/src/roff/groff/groff.1.man
@@ -9,7 +9,7 @@ document formatting system
 .\" Legal Terms
 .\" ====================================================================
 .\"
-.\" Copyright (C) 1989-2025 Free Software Foundation, Inc.
+.\" Copyright 1989-2025 Free Software Foundation, Inc.
 .\"
 .\" This file is part of groff, the GNU roff type-setting system.
 .\"
diff --git a/src/roff/groff/pipeline.c b/src/roff/groff/pipeline.c
index 08a1c486d..6af1b5c96 100644
--- a/src/roff/groff/pipeline.c
+++ b/src/roff/groff/pipeline.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2025 Free Software Foundation, Inc.
+/* Copyright 1989-2025 Free Software Foundation, Inc.
      Written by James Clark ([email protected])
 
 This file is part of groff.
diff --git a/src/roff/groff/pipeline.h b/src/roff/groff/pipeline.h
index 3cfd9ff62..319297b11 100644
--- a/src/roff/groff/pipeline.h
+++ b/src/roff/groff/pipeline.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2024 Free Software Foundation, Inc.
+/* Copyright 1989-2024 Free Software Foundation, Inc.
      Written by James Clark ([email protected])
 
 This file is part of groff.
diff --git a/src/roff/groff/tests/arithmetic-works.sh 
b/src/roff/groff/tests/arithmetic-works.sh
index 6031983f6..c9b5caddc 100755
--- a/src/roff/groff/tests/arithmetic-works.sh
+++ b/src/roff/groff/tests/arithmetic-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/backslash-X-works.sh 
b/src/roff/groff/tests/backslash-X-works.sh
index 62a426c7c..81a7983ca 100755
--- a/src/roff/groff/tests/backslash-X-works.sh
+++ b/src/roff/groff/tests/backslash-X-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/backslash-Y-works.sh 
b/src/roff/groff/tests/backslash-Y-works.sh
index 697b8e4f3..d964b9343 100755
--- a/src/roff/groff/tests/backslash-Y-works.sh
+++ b/src/roff/groff/tests/backslash-Y-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/backslash-exclamation-early-does-not-fail.sh 
b/src/roff/groff/tests/backslash-exclamation-early-does-not-fail.sh
index 68dbed317..8a0a36b0c 100755
--- a/src/roff/groff/tests/backslash-exclamation-early-does-not-fail.sh
+++ b/src/roff/groff/tests/backslash-exclamation-early-does-not-fail.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git 
a/src/roff/groff/tests/backslash-s-works-with-single-digit-argument.sh 
b/src/roff/groff/tests/backslash-s-works-with-single-digit-argument.sh
index 0d1cacd9e..18fda06bf 100755
--- a/src/roff/groff/tests/backslash-s-works-with-single-digit-argument.sh
+++ b/src/roff/groff/tests/backslash-s-works-with-single-digit-argument.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020 Free Software Foundation, Inc.
+# Copyright 2020 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/bd-request-works.sh 
b/src/roff/groff/tests/bd-request-works.sh
index 306c39bb9..507e7b9f9 100755
--- a/src/roff/groff/tests/bd-request-works.sh
+++ b/src/roff/groff/tests/bd-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/break-zero-length-output-line-sanely.sh 
b/src/roff/groff/tests/break-zero-length-output-line-sanely.sh
index 8d6deb0e7..4eb8f4574 100755
--- a/src/roff/groff/tests/break-zero-length-output-line-sanely.sh
+++ b/src/roff/groff/tests/break-zero-length-output-line-sanely.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021 Free Software Foundation, Inc.
+# Copyright 2021 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/cf-request-early-does-not-fail.sh 
b/src/roff/groff/tests/cf-request-early-does-not-fail.sh
index 0233904bf..563189776 100755
--- a/src/roff/groff/tests/cf-request-early-does-not-fail.sh
+++ b/src/roff/groff/tests/cf-request-early-does-not-fail.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/cf-request-works.sh 
b/src/roff/groff/tests/cf-request-works.sh
index 1527c2899..88684ad9b 100755
--- a/src/roff/groff/tests/cf-request-works.sh
+++ b/src/roff/groff/tests/cf-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/composite-nodes-produce-approximate-output.sh 
b/src/roff/groff/tests/composite-nodes-produce-approximate-output.sh
index dafcafac9..a83a8d8da 100755
--- a/src/roff/groff/tests/composite-nodes-produce-approximate-output.sh
+++ b/src/roff/groff/tests/composite-nodes-produce-approximate-output.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/current-language-and-environment-in-sync.sh 
b/src/roff/groff/tests/current-language-and-environment-in-sync.sh
index 008f50dda..94b476d3e 100755
--- a/src/roff/groff/tests/current-language-and-environment-in-sync.sh
+++ b/src/roff/groff/tests/current-language-and-environment-in-sync.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/degenerate-control-flow-works.sh 
b/src/roff/groff/tests/degenerate-control-flow-works.sh
index 0df166f2f..7af429514 100755
--- a/src/roff/groff/tests/degenerate-control-flow-works.sh
+++ b/src/roff/groff/tests/degenerate-control-flow-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/detect-evil-link-time-optimizer.sh 
b/src/roff/groff/tests/detect-evil-link-time-optimizer.sh
index 20dd18b83..9a8fbb55c 100755
--- a/src/roff/groff/tests/detect-evil-link-time-optimizer.sh
+++ b/src/roff/groff/tests/detect-evil-link-time-optimizer.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/device-control-escapes-express-basic-latin.sh 
b/src/roff/groff/tests/device-control-escapes-express-basic-latin.sh
index 83bc34d2f..661f0efe4 100755
--- a/src/roff/groff/tests/device-control-escapes-express-basic-latin.sh
+++ b/src/roff/groff/tests/device-control-escapes-express-basic-latin.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021 Free Software Foundation, Inc.
+# Copyright 2021 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/device-control-special-character-handling.sh 
b/src/roff/groff/tests/device-control-special-character-handling.sh
index ceb2c1104..11e5172b1 100755
--- a/src/roff/groff/tests/device-control-special-character-handling.sh
+++ b/src/roff/groff/tests/device-control-special-character-handling.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git 
a/src/roff/groff/tests/device-request-passes-most-escape-sequences.sh 
b/src/roff/groff/tests/device-request-passes-most-escape-sequences.sh
index 7ed1a5a5d..ff8696fbe 100755
--- a/src/roff/groff/tests/device-request-passes-most-escape-sequences.sh
+++ b/src/roff/groff/tests/device-request-passes-most-escape-sequences.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/device-request-works.sh 
b/src/roff/groff/tests/device-request-works.sh
index ae6d304b9..8ccd25ecb 100755
--- a/src/roff/groff/tests/device-request-works.sh
+++ b/src/roff/groff/tests/device-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/devicem-request-works.sh 
b/src/roff/groff/tests/devicem-request-works.sh
index f82465ca7..5f89f9cfa 100755
--- a/src/roff/groff/tests/devicem-request-works.sh
+++ b/src/roff/groff/tests/devicem-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git 
a/src/roff/groff/tests/do-not-crash-on-mismatched-diversion-request.sh 
b/src/roff/groff/tests/do-not-crash-on-mismatched-diversion-request.sh
index ab65a35e7..0cae286c4 100755
--- a/src/roff/groff/tests/do-not-crash-on-mismatched-diversion-request.sh
+++ b/src/roff/groff/tests/do-not-crash-on-mismatched-diversion-request.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/do-not-free-file-name-pointers-early.sh 
b/src/roff/groff/tests/do-not-free-file-name-pointers-early.sh
index 71c8b42ef..ce57360eb 100755
--- a/src/roff/groff/tests/do-not-free-file-name-pointers-early.sh
+++ b/src/roff/groff/tests/do-not-free-file-name-pointers-early.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/do-not-loop-infinitely-when-breaking-cjk.sh 
b/src/roff/groff/tests/do-not-loop-infinitely-when-breaking-cjk.sh
index ab2fde4b3..bac1b05d8 100755
--- a/src/roff/groff/tests/do-not-loop-infinitely-when-breaking-cjk.sh
+++ b/src/roff/groff/tests/do-not-loop-infinitely-when-breaking-cjk.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020-2025 Free Software Foundation, Inc.
+# Copyright 2020-2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/dot-b-register-works.sh 
b/src/roff/groff/tests/dot-b-register-works.sh
index 54ea1ed4d..8e8ecaabe 100755
--- a/src/roff/groff/tests/dot-b-register-works.sh
+++ b/src/roff/groff/tests/dot-b-register-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/dot-cp-register-works.sh 
b/src/roff/groff/tests/dot-cp-register-works.sh
index 6aa513d4b..21cd4adfc 100755
--- a/src/roff/groff/tests/dot-cp-register-works.sh
+++ b/src/roff/groff/tests/dot-cp-register-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020-2024 Free Software Foundation, Inc.
+# Copyright 2020-2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/dot-nm-register-works.sh 
b/src/roff/groff/tests/dot-nm-register-works.sh
index 809bbd32e..52f54206d 100755
--- a/src/roff/groff/tests/dot-nm-register-works.sh
+++ b/src/roff/groff/tests/dot-nm-register-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021 Free Software Foundation, Inc.
+# Copyright 2021 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/dot-nn-register-works.sh 
b/src/roff/groff/tests/dot-nn-register-works.sh
index 0998cb05a..1d8a307b7 100755
--- a/src/roff/groff/tests/dot-nn-register-works.sh
+++ b/src/roff/groff/tests/dot-nn-register-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2022 Free Software Foundation, Inc.
+# Copyright 2022 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/dot-trap-register-works.sh 
b/src/roff/groff/tests/dot-trap-register-works.sh
index 73d570e2e..28884b94a 100755
--- a/src/roff/groff/tests/dot-trap-register-works.sh
+++ b/src/roff/groff/tests/dot-trap-register-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/double-do-request-does-not-raise-assertion.sh 
b/src/roff/groff/tests/double-do-request-does-not-raise-assertion.sh
index 2a46632fd..91582c1dc 100755
--- a/src/roff/groff/tests/double-do-request-does-not-raise-assertion.sh
+++ b/src/roff/groff/tests/double-do-request-does-not-raise-assertion.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-arc.sh b/src/roff/groff/tests/draw-arc.sh
index 9118ba549..f7de80f97 100755
--- a/src/roff/groff/tests/draw-arc.sh
+++ b/src/roff/groff/tests/draw-arc.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-circle.sh 
b/src/roff/groff/tests/draw-circle.sh
index 9c1997032..1e15a237e 100755
--- a/src/roff/groff/tests/draw-circle.sh
+++ b/src/roff/groff/tests/draw-circle.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-ellipse.sh 
b/src/roff/groff/tests/draw-ellipse.sh
index cf6839130..4740e209a 100755
--- a/src/roff/groff/tests/draw-ellipse.sh
+++ b/src/roff/groff/tests/draw-ellipse.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-filled-circle.sh 
b/src/roff/groff/tests/draw-filled-circle.sh
index ed0cf839a..4cbcd38f8 100755
--- a/src/roff/groff/tests/draw-filled-circle.sh
+++ b/src/roff/groff/tests/draw-filled-circle.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-filled-ellipse.sh 
b/src/roff/groff/tests/draw-filled-ellipse.sh
index 2d834d209..141a3ead1 100755
--- a/src/roff/groff/tests/draw-filled-ellipse.sh
+++ b/src/roff/groff/tests/draw-filled-ellipse.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-filled-polygon.sh 
b/src/roff/groff/tests/draw-filled-polygon.sh
index 615a3dcfb..5cfb9087a 100755
--- a/src/roff/groff/tests/draw-filled-polygon.sh
+++ b/src/roff/groff/tests/draw-filled-polygon.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-line.sh 
b/src/roff/groff/tests/draw-line.sh
index 1f809da18..b11d51773 100755
--- a/src/roff/groff/tests/draw-line.sh
+++ b/src/roff/groff/tests/draw-line.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-polygon.sh 
b/src/roff/groff/tests/draw-polygon.sh
index a7406d941..d09cc7ca2 100755
--- a/src/roff/groff/tests/draw-polygon.sh
+++ b/src/roff/groff/tests/draw-polygon.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/draw-spline.sh 
b/src/roff/groff/tests/draw-spline.sh
index a8108012f..dcbd53b76 100755
--- a/src/roff/groff/tests/draw-spline.sh
+++ b/src/roff/groff/tests/draw-spline.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/driver-C-and-G-options-work.sh 
b/src/roff/groff/tests/driver-C-and-G-options-work.sh
index 2bb1cc39d..b96beb6fb 100755
--- a/src/roff/groff/tests/driver-C-and-G-options-work.sh
+++ b/src/roff/groff/tests/driver-C-and-G-options-work.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021 Free Software Foundation, Inc.
+# Copyright 2021 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/dvi-device-smoke-test.sh 
b/src/roff/groff/tests/dvi-device-smoke-test.sh
index e2bc81f54..008d3a0f7 100755
--- a/src/roff/groff/tests/dvi-device-smoke-test.sh
+++ b/src/roff/groff/tests/dvi-device-smoke-test.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2022-2024 Free Software Foundation, Inc.
+# Copyright 2022-2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/evc-request-produces-no-output-if-invalid.sh 
b/src/roff/groff/tests/evc-request-produces-no-output-if-invalid.sh
index 47b0d1d2d..4f5240f9b 100755
--- a/src/roff/groff/tests/evc-request-produces-no-output-if-invalid.sh
+++ b/src/roff/groff/tests/evc-request-produces-no-output-if-invalid.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021 Free Software Foundation, Inc.
+# Copyright 2021 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/fp-request-does-not-traverse-directories.sh 
b/src/roff/groff/tests/fp-request-does-not-traverse-directories.sh
index f60f42fc2..c41a4599d 100755
--- a/src/roff/groff/tests/fp-request-does-not-traverse-directories.sh
+++ b/src/roff/groff/tests/fp-request-does-not-traverse-directories.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021 Free Software Foundation, Inc.
+# Copyright 2021 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/handle-special-input-code-points.sh 
b/src/roff/groff/tests/handle-special-input-code-points.sh
index c996150eb..c5acec8c7 100755
--- a/src/roff/groff/tests/handle-special-input-code-points.sh
+++ b/src/roff/groff/tests/handle-special-input-code-points.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2022 Free Software Foundation, Inc.
+# Copyright 2022 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/hcode-request-copies-spec-char-code.sh 
b/src/roff/groff/tests/hcode-request-copies-spec-char-code.sh
index b37294e17..60c033420 100755
--- a/src/roff/groff/tests/hcode-request-copies-spec-char-code.sh
+++ b/src/roff/groff/tests/hcode-request-copies-spec-char-code.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/hla-request-works.sh 
b/src/roff/groff/tests/hla-request-works.sh
index ee7a5fb4a..ce2558f7e 100755
--- a/src/roff/groff/tests/hla-request-works.sh
+++ b/src/roff/groff/tests/hla-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/html-device-works-with-grn-and-eqn.sh 
b/src/roff/groff/tests/html-device-works-with-grn-and-eqn.sh
index 33f8a2fee..fa1d85062 100755
--- a/src/roff/groff/tests/html-device-works-with-grn-and-eqn.sh
+++ b/src/roff/groff/tests/html-device-works-with-grn-and-eqn.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020-2025 Free Software Foundation, Inc.
+# Copyright 2020-2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/html-does-not-fumble-tagged-paragraph.sh 
b/src/roff/groff/tests/html-does-not-fumble-tagged-paragraph.sh
index f826844fa..4ef21b6e7 100755
--- a/src/roff/groff/tests/html-does-not-fumble-tagged-paragraph.sh
+++ b/src/roff/groff/tests/html-does-not-fumble-tagged-paragraph.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/hys-request-works.sh 
b/src/roff/groff/tests/hys-request-works.sh
index 4d99bf42b..186e28fc1 100755
--- a/src/roff/groff/tests/hys-request-works.sh
+++ b/src/roff/groff/tests/hys-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/initialization-is-quiet.sh 
b/src/roff/groff/tests/initialization-is-quiet.sh
index 48dc130b1..e18ec68f2 100755
--- a/src/roff/groff/tests/initialization-is-quiet.sh
+++ b/src/roff/groff/tests/initialization-is-quiet.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021-2023 Free Software Foundation, Inc.
+# Copyright 2021-2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/latin1-device-maps-oq-to-0x27.sh 
b/src/roff/groff/tests/latin1-device-maps-oq-to-0x27.sh
index 05e4f172a..b8207b4ab 100755
--- a/src/roff/groff/tests/latin1-device-maps-oq-to-0x27.sh
+++ b/src/roff/groff/tests/latin1-device-maps-oq-to-0x27.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright 2019-2020 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/lf-request-works.sh 
b/src/roff/groff/tests/lf-request-works.sh
index 9fa33daa7..b8817ec09 100755
--- a/src/roff/groff/tests/lf-request-works.sh
+++ b/src/roff/groff/tests/lf-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/msoquiet-request-works.sh 
b/src/roff/groff/tests/msoquiet-request-works.sh
index 7705c02b7..9452e66b7 100755
--- a/src/roff/groff/tests/msoquiet-request-works.sh
+++ b/src/roff/groff/tests/msoquiet-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021-2024 Free Software Foundation, Inc.
+# Copyright 2021-2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/output-request-works.sh 
b/src/roff/groff/tests/output-request-works.sh
index f12a2f19b..35c328e11 100755
--- a/src/roff/groff/tests/output-request-works.sh
+++ b/src/roff/groff/tests/output-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/pi-request-works.sh 
b/src/roff/groff/tests/pi-request-works.sh
index 52ff1ff7f..ec072f029 100755
--- a/src/roff/groff/tests/pi-request-works.sh
+++ b/src/roff/groff/tests/pi-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/ps-device-smoke-test.sh 
b/src/roff/groff/tests/ps-device-smoke-test.sh
index 2539ac3f0..070ae1175 100755
--- a/src/roff/groff/tests/ps-device-smoke-test.sh
+++ b/src/roff/groff/tests/ps-device-smoke-test.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2022-2024 Free Software Foundation, Inc.
+# Copyright 2022-2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/recognize-end-of-sentence.sh 
b/src/roff/groff/tests/recognize-end-of-sentence.sh
index aa1e4dc4a..90175d1fd 100755
--- a/src/roff/groff/tests/recognize-end-of-sentence.sh
+++ b/src/roff/groff/tests/recognize-end-of-sentence.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020 Free Software Foundation, Inc.
+# Copyright 2020 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/regression_savannah_56555.sh 
b/src/roff/groff/tests/regression_savannah_56555.sh
index bc150aa53..4c0e44584 100755
--- a/src/roff/groff/tests/regression_savannah_56555.sh
+++ b/src/roff/groff/tests/regression_savannah_56555.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright 2019-2020 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/regression_savannah_58153.sh 
b/src/roff/groff/tests/regression_savannah_58153.sh
index 9b2efbab3..c02a82d49 100755
--- a/src/roff/groff/tests/regression_savannah_58153.sh
+++ b/src/roff/groff/tests/regression_savannah_58153.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020-2023 Free Software Foundation, Inc.
+# Copyright 2020-2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/regression_savannah_58162.sh 
b/src/roff/groff/tests/regression_savannah_58162.sh
index 702e9063c..02e4a516e 100755
--- a/src/roff/groff/tests/regression_savannah_58162.sh
+++ b/src/roff/groff/tests/regression_savannah_58162.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020-2025 Free Software Foundation, Inc.
+# Copyright 2020-2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/regression_savannah_58337.sh 
b/src/roff/groff/tests/regression_savannah_58337.sh
index 41a9b2a7c..92230d32a 100755
--- a/src/roff/groff/tests/regression_savannah_58337.sh
+++ b/src/roff/groff/tests/regression_savannah_58337.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020-2025 Free Software Foundation, Inc.
+# Copyright 2020-2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/regression_savannah_59202.sh 
b/src/roff/groff/tests/regression_savannah_59202.sh
index 85f3640dd..4acd78be6 100755
--- a/src/roff/groff/tests/regression_savannah_59202.sh
+++ b/src/roff/groff/tests/regression_savannah_59202.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2020-2025 Free Software Foundation, Inc.
+# Copyright 2020-2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/set-stroke-thickness.sh 
b/src/roff/groff/tests/set-stroke-thickness.sh
index fe3b55dc8..28b33ff03 100755
--- a/src/roff/groff/tests/set-stroke-thickness.sh
+++ b/src/roff/groff/tests/set-stroke-thickness.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright 2023 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/sizes-request-works.sh 
b/src/roff/groff/tests/sizes-request-works.sh
index d0d8d3cbd..040b869ca 100755
--- a/src/roff/groff/tests/sizes-request-works.sh
+++ b/src/roff/groff/tests/sizes-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/so-request-accepts-embedded-space-in-arg.sh 
b/src/roff/groff/tests/so-request-accepts-embedded-space-in-arg.sh
index 37229527e..4a7ddb4d5 100755
--- a/src/roff/groff/tests/so-request-accepts-embedded-space-in-arg.sh
+++ b/src/roff/groff/tests/so-request-accepts-embedded-space-in-arg.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/soquiet-request-works.sh 
b/src/roff/groff/tests/soquiet-request-works.sh
index 83af6c1a2..9f38ebfd6 100755
--- a/src/roff/groff/tests/soquiet-request-works.sh
+++ b/src/roff/groff/tests/soquiet-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021-2025 Free Software Foundation, Inc.
+# Copyright 2021-2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/stringdown-and-stringup-requests-work.sh 
b/src/roff/groff/tests/stringdown-and-stringup-requests-work.sh
index a9b8fa6eb..a5e835814 100755
--- a/src/roff/groff/tests/stringdown-and-stringup-requests-work.sh
+++ b/src/roff/groff/tests/stringdown-and-stringup-requests-work.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright 2019-2020 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/stringdown-request-rejects-request-names.sh 
b/src/roff/groff/tests/stringdown-request-rejects-request-names.sh
index f108d6685..510290055 100755
--- a/src/roff/groff/tests/stringdown-request-rejects-request-names.sh
+++ b/src/roff/groff/tests/stringdown-request-rejects-request-names.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright 2019-2020 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git 
a/src/roff/groff/tests/stringup-request-transforms-non-basic-latin.sh 
b/src/roff/groff/tests/stringup-request-transforms-non-basic-latin.sh
index 529e0c3e9..758a266a3 100755
--- a/src/roff/groff/tests/stringup-request-transforms-non-basic-latin.sh
+++ b/src/roff/groff/tests/stringup-request-transforms-non-basic-latin.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright 2019-2020 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/substring-request-works.sh 
b/src/roff/groff/tests/substring-request-works.sh
index a6f59ce1a..d344677ae 100755
--- a/src/roff/groff/tests/substring-request-works.sh
+++ b/src/roff/groff/tests/substring-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2021 Free Software Foundation, Inc.
+# Copyright 2021 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/sy-request-works.sh 
b/src/roff/groff/tests/sy-request-works.sh
index 4780e9514..44962aa2f 100755
--- a/src/roff/groff/tests/sy-request-works.sh
+++ b/src/roff/groff/tests/sy-request-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/unencodable-things-in-grout.sh 
b/src/roff/groff/tests/unencodable-things-in-grout.sh
index 1b695b34a..742ea5a73 100755
--- a/src/roff/groff/tests/unencodable-things-in-grout.sh
+++ b/src/roff/groff/tests/unencodable-things-in-grout.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/using-diversion-as-character-works.sh 
b/src/roff/groff/tests/using-diversion-as-character-works.sh
index 3e47d6bdb..7765934cc 100755
--- a/src/roff/groff/tests/using-diversion-as-character-works.sh
+++ b/src/roff/groff/tests/using-diversion-as-character-works.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/warn-on-overset-adjusted-line.sh 
b/src/roff/groff/tests/warn-on-overset-adjusted-line.sh
index 6eee5e019..9d1fa9c0e 100755
--- a/src/roff/groff/tests/warn-on-overset-adjusted-line.sh
+++ b/src/roff/groff/tests/warn-on-overset-adjusted-line.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/warn-on-overset-unadjusted-line.sh 
b/src/roff/groff/tests/warn-on-overset-unadjusted-line.sh
index 100600f64..cccf5b35f 100755
--- a/src/roff/groff/tests/warn-on-overset-unadjusted-line.sh
+++ b/src/roff/groff/tests/warn-on-overset-unadjusted-line.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/warn-on-underset-adjusted-line.sh 
b/src/roff/groff/tests/warn-on-underset-adjusted-line.sh
index 48c846e23..8f23a2bca 100755
--- a/src/roff/groff/tests/warn-on-underset-adjusted-line.sh
+++ b/src/roff/groff/tests/warn-on-underset-adjusted-line.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2025 Free Software Foundation, Inc.
+# Copyright 2025 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #
diff --git a/src/roff/groff/tests/write-request-handles-empty-second-arg.sh 
b/src/roff/groff/tests/write-request-handles-empty-second-arg.sh
index 51848bca4..7795be3e1 100755
--- a/src/roff/groff/tests/write-request-handles-empty-second-arg.sh
+++ b/src/roff/groff/tests/write-request-handles-empty-second-arg.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright 2024 Free Software Foundation, Inc.
 #
 # This file is part of groff.
 #

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