diff --git a/_service b/_service
index 066790c..6ede5ce 100644
--- a/_service
+++ b/_service
@@ -6,7 +6,7 @@
     <param name="exclude">.git</param>
     <param name="filename">suse-hpc</param>
     <param name="versionformat">0.5.%cd.%h</param>
-    <param name="revision">a16bd5ecc15e1a0ec8904b78102c7b444ce18df5</param>
+    <param name="revision">dbdcd3e375b3afe3da803cd5038b68950348ae56</param>
 	<param name="extract">general/dlinfo.c</param>
 	<param name="extract">general/macros.hpc</param>
 	<param name="extract">general/hpc_elf.pl</param>
diff --git a/macros.hpc b/macros.hpc
index 25c6994..3625ca3 100644
--- a/macros.hpc
+++ b/macros.hpc
@@ -745,7 +745,7 @@ sys.exit(0)" %{1}
        for i in $(ls %{buildroot}%{hpc_mandir}/man${j}/*.${j}* | grep -v ".*\.gz$"); \
        do \
          test -L $i && continue \
-	 gzip $i \
+	 gzip -n $i \
        done; \
      done
 
diff --git a/suse-hpc.changes b/suse-hpc.changes
index 7f88c5a..d60436a 100644
--- a/suse-hpc.changes
+++ b/suse-hpc.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Jan  2 09:21:15 UTC 2025 - Egbert Eich <eich@suse.com>
+
+- Stop storing mtime in gzip headers to make build reproducible.
+  Fixed by Bernhard M. Wiedemann <bwiedemann@suse.de>
+
 -------------------------------------------------------------------
 Sat Feb  3 11:34:25 UTC 2024 - Egbert Eich <eich@suse.com>
 
diff --git a/suse-hpc.spec b/suse-hpc.spec
index 28f1fe1..466f025 100644
--- a/suse-hpc.spec
+++ b/suse-hpc.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package suse-hpc
 #
-# Copyright (c) 2024 SUSE LLC
+# Copyright (c) 2025 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -20,7 +20,7 @@ Summary:        SUSE HPC Environment
 License:        BSD-3-Clause
 Group:          Productivity/Clustering/Computing
 Name:           suse-hpc
-Version:        0.5.20240203.a16bd5e
+Version:        0.5.20250102.dbdcd3e
 Release:        0
 Source0:        macros.hpc
 Source1:        dlinfo.c