diff -Nru pynac-0.6.5/debian/changelog pynac-0.6.5/debian/changelog
--- pynac-0.6.5/debian/changelog	2016-05-12 13:23:14.000000000 +0200
+++ pynac-0.6.5/debian/changelog	2016-05-12 17:12:55.000000000 +0200
@@ -3,6 +3,7 @@
   * Updated to latest upstream.
   * Bump the standards-version.
   * Use https in Vcs-* fields.
+  * Update copyrights
 
  -- Julien Puydt <julien.puydt@laposte.net>  Thu, 12 May 2016 13:20:59 +0200
 
diff -Nru pynac-0.6.5/debian/copyright pynac-0.6.5/debian/copyright
--- pynac-0.6.5/debian/copyright	2016-05-12 13:23:14.000000000 +0200
+++ pynac-0.6.5/debian/copyright	2016-05-12 17:12:46.000000000 +0200
@@ -36,8 +36,13 @@
 	   2015 Ralf Stephan <ralf@ark.in-berlin.de>
 License: GPL-2+
 
-Files: ginac/infoflagbase.* ginac/assume.*
-Copyright: 2015 Ralf Stephan <ralf@ark.in-berlin.de>
+Files: ginac/infoflagbase.* ginac/assume.* ginac/inifcns_orthopoly.cpp
+Copyright: 2015-2016 Ralf Stephan <ralf@ark.in-berlin.de>
+License: GPL-2+
+
+Files: ginac/inifcns_hyperb.cpp
+Copyright: 1999-2008 Johannes Gutenberg University Mainz, Germany
+           2016 Ralf Stephan <ralf@ark.in-berlin.de>
 License: GPL-2+
 
 Files: debian/*