diff -Nru mercurial-6.9.3/debian/changelog mercurial-6.9.3/debian/changelog
--- mercurial-6.9.3/debian/changelog	2025-03-06 20:21:43.000000000 +0800
+++ mercurial-6.9.3/debian/changelog	2025-03-07 19:28:09.000000000 +0800
@@ -1,3 +1,9 @@
+mercurial (6.9.3-1.1) UNRELEASED; urgency=medium
+
+  * Add dependence needed by riscv64.
+
+ -- Gui-Yue <yuemeng.gui@gmail.com>  Fri, 07 Mar 2025 19:28:09 +0800
+
 mercurial (6.9.3-1) unstable; urgency=medium
 
   * New upstream bugfix release.
diff -Nru mercurial-6.9.3/debian/control mercurial-6.9.3/debian/control
--- mercurial-6.9.3/debian/control	2025-03-06 20:16:55.000000000 +0800
+++ mercurial-6.9.3/debian/control	2025-03-07 19:28:09.000000000 +0800
@@ -7,6 +7,9 @@
 Build-Depends:
  bash-completion,
  debhelper-compat (= 13),
+ python3-distutils-extra,
+ python3-setuptools,
+ python3-all,
  dh-python,
  gettext,
  netbase <!nocheck>,