diff --git a/auto-config-update-aarch64-ppc64le.diff b/auto-config-update-aarch64-ppc64le.diff
index daa3779..6ea5f7f 100644
--- a/auto-config-update-aarch64-ppc64le.diff
+++ b/auto-config-update-aarch64-ppc64le.diff
@@ -25,7 +25,7 @@ Index: build/parseSpec.c
 +		"    for c in $(find -maxdepth 8 -name \"config.$s\"); do\n"
 +		"         grep -q config-patches@ $c || continue\n"
 +		"         timestamp=$(sed -n \"/^timestamp=/{s///;s/[-'\\\"]//g;p;q;}\" $c)\n"
-+		"         test -n \"$timestamp\" || continue\n"
++		"         test -n \"$timestamp\" || timestamp=0\n"
 +		"         test $timestamp -ge $mints || install -m 755 $ref/config.$s $c\n"
 +		"     done\n"
 +		"done\n"
diff --git a/rpm.changes b/rpm.changes
index 6907d89..915fa63 100644
--- a/rpm.changes
+++ b/rpm.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Wed May 12 13:28:38 UTC 2021 - Andreas Schwab <schwab@suse.de>
+
+- auto-config-update-aarch64-ppc64le.diff: Treat missing timestamp as
+  infinitely old.
+
+-------------------------------------------------------------------
 Tue Apr 16 07:49:37 UTC 2021 - Martin Liška <mliska@suse.cz>
 
 - Use --dwz-single-file-mode for packages that use