diff --git a/argyllcms.changes b/argyllcms.changes
index a45375f..e4fb661 100644
--- a/argyllcms.changes
+++ b/argyllcms.changes
@@ -1,3 +1,16 @@
+-------------------------------------------------------------------
+Wed Feb  4 10:23:32 UTC 2015 - fcrozat@suse.com
+
+- Add argyllcms.changes to Source, used to compute timestamp
+- Use a stable timestamp for generated files (boo#916158), ensuring
+  build is reproducible.
+
+-------------------------------------------------------------------
+Mon Jan 26 09:46:09 UTC 2015 - fcrozat@suse.com
+
+- Move reference files to /usr/share/argyll/ref, expected path from
+  gnome-color-manager (bsc#914679).
+
 -------------------------------------------------------------------
 Fri Jan 31 14:35:20 UTC 2014 - fcrozat@suse.com
 
diff --git a/argyllcms.spec b/argyllcms.spec
index 7260304..7ce3689 100644
--- a/argyllcms.spec
+++ b/argyllcms.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package argyllcms
 #
-# Copyright (c) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2015 SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -37,6 +37,7 @@ Source0:        %{url}%{archivename}
 Source1:        19-color.fdi
 Source2:        color-device-file.policy
 Source3:        ajam-2.5.2-1.3.3.tgz
+Source99:       argyllcms.changes
 # drop udev-acl stuff, handled by udev directly (Mandriva)
 Patch5:         argyllcms-udev151.patch
 Patch7:         ajam-include.patch
@@ -137,13 +138,18 @@ echo "STDLIBS += -ldl -lrt -lX11 -lXext -lXxf86vm -lXinerama -lXrandr -lXau -lXd
 
 rm bin/License.txt
 
-mkdir -p $RPM_BUILD_ROOT/{%{_bindir},%{_datadir}/color/argyll}
+mkdir -p $RPM_BUILD_ROOT/{%{_bindir},%{_datadir}/color/argyll/ref}
 
 install -m 0755 -D bin/* $RPM_BUILD_ROOT/%{_bindir}
 
-install -m 0644 -D ref/*  $RPM_BUILD_ROOT/%{_datadir}/color/argyll
+install -m 0644 -D ref/*  %{buildroot}/%{_datadir}/color/argyll/ref
 rm -f $RPM_BUILD_ROOT/%{_datadir}/color/argyll/License.txt
 
+# ensure timestamp is shipped files is not changing for each rebuild (boo#916158)
+TIMESTAMP=$(LC_ALL=C date -r %{SOURCE99} +%c)
+
+sed -i -e 's/^CREATED .*/CREATED "$TIMESTAMP"/g' %{buildroot}%{_datadir}/color/argyll/ref/RefMediumGamut.gam
+
 %if 0%{?suse_version} < 1120
 # Do some device permission magic
 install -d -m 0755 %{buildroot}%{_datadir}/hal/fdi/policy/10osvendor/