diff --git a/lirc.changes b/lirc.changes
index 53cbecb..68e5b50 100644
--- a/lirc.changes
+++ b/lirc.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Jul 24 17:36:52 UTC 2022 - Andreas Schwab <schwab@suse.de>
+
+- Fix up timestamps from patching generated files
+
 -------------------------------------------------------------------
 Sun May  8 18:45:24 UTC 2022 - Ben Greiner <code@bnavigator.de>
 
diff --git a/lirc.spec b/lirc.spec
index 04eda0d..8097c59 100644
--- a/lirc.spec
+++ b/lirc.spec
@@ -202,6 +202,9 @@ Some seldom used X11-based tools for debugging lirc configurations.
 %prep
 %autosetup -p1
 
+# fix up timestamps from patching (lirc-autoconf-py310.patch)
+touch tools/Makefile.in
+
 # Don't provide or require anything from _docdir, per policy.
 %global __provides_exclude_from ^%{_docdir}/.*$
 %global __requires_exclude_from ^%{_docdir}/.*$