diff --git a/kbd.changes b/kbd.changes
index 6f536f9..814b1ea 100644
--- a/kbd.changes
+++ b/kbd.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Apr 30 04:31:25 UTC 2017 - bwiedemann@suse.com
+
+- call gzip -n to make build fully reproducible
+
 -------------------------------------------------------------------
 Thu Mar 23 23:23:20 UTC 2017 - zaitor@opensuse.org
 
diff --git a/kbd.spec b/kbd.spec
index f5fbeac..19af801 100644
--- a/kbd.spec
+++ b/kbd.spec
@@ -305,13 +305,13 @@ while read line; do
   XKBLAYOUT=`echo "$line" | cut -d " " -f 1`
   echo "$XKBLAYOUT" >> layouts-list.lst
   XKBVARIANT=`echo "$line" | cut -d " " -f 2`
-  ckbcomp "$XKBLAYOUT" "$XKBVARIANT" | gzip > %{buildroot}/%{kbd}/keymaps/xkb/"$XKBLAYOUT"-"$XKBVARIANT".map.gz
+  ckbcomp "$XKBLAYOUT" "$XKBVARIANT" | gzip -n9 > %{buildroot}/%{kbd}/keymaps/xkb/"$XKBLAYOUT"-"$XKBVARIANT".map.gz
 done < layouts-variants.lst
 
 # Convert X keyboard layouts (plain, no variant)
 cat layouts-list.lst | sort -u >> layouts-list-uniq.lst
 while read line; do
-  ckbcomp "$line" | gzip > %{buildroot}/%{kbd}/keymaps/xkb/"$line".map.gz
+  ckbcomp "$line" | gzip -n9 > %{buildroot}/%{kbd}/keymaps/xkb/"$line".map.gz
 done < layouts-list-uniq.lst
 
 # wipe converted layouts which cannot input ASCII (rh#1031848)
@@ -320,12 +320,12 @@ zgrep -L "U+0041" %{buildroot}/%{kbd}/keymaps/xkb/* | xargs rm -f
 # Rename the converted default fi (kotoistus) layout (rh#1117891)
 gunzip %{buildroot}/%{kbd}/keymaps/xkb/fi.map.gz
 mv %{buildroot}/%{kbd}/keymaps/xkb/fi.map %{buildroot}/%{kbd}/keymaps/xkb/fi-kotoistus.map
-gzip %{buildroot}/%{kbd}/keymaps/xkb/fi-kotoistus.map
+gzip -n9 %{buildroot}/%{kbd}/keymaps/xkb/fi-kotoistus.map
 
 # Fix converted cz layout - add compose rules (rh#1181581)
 gunzip %{buildroot}/%{kbd}/keymaps/xkb/cz.map.gz
 patch %{buildroot}/%{kbd}/keymaps/xkb/cz.map < %{SOURCE15}
-gzip %{buildroot}/%{kbd}/keymaps/xkb/cz.map
+gzip -n9 %{buildroot}/%{kbd}/keymaps/xkb/cz.map
 
 # Generate entries for systemd's /usr/share/systemd/kbd-model-map
 mkdir -p  %{buildroot}%{_datadir}/systemd