diff --git a/0017-touch-unpacked-sources.patch b/0017-touch-unpacked-sources.patch
new file mode 100644
index 0000000..2c10f91
--- /dev/null
+++ b/0017-touch-unpacked-sources.patch
@@ -0,0 +1,18 @@
+commit f8c0600c659f26d1ec6c9d890a63dd642f741003
+Author: Stephan Kulow <coolo@suse.de>
+Date:   Wed Apr 6 08:00:27 2016 +0200
+
+    add the touch for build-compare to the template
+
+diff --git a/templates/opensuse.spec.erb b/templates/opensuse.spec.erb
+index 57bf9ff..22c4647 100644
+--- a/templates/opensuse.spec.erb
++++ b/templates/opensuse.spec.erb
+@@ -137,6 +137,7 @@ PreReq:         update-alternatives
+ <% config[:patches].each_with_index do |patch, i| -%>
+ %patch<%= i %> <%= patch[1] if patch[1] %>
+ <% end -%>
++find -type f -print0 | xargs -0 touch -r %{S:0}
+ %gem_build
+ <% end -%>
+ 
diff --git a/rubygem-gem2rpm.changes b/rubygem-gem2rpm.changes
index 19868dd..a87f734 100644
--- a/rubygem-gem2rpm.changes
+++ b/rubygem-gem2rpm.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Apr  6 06:54:21 UTC 2016 - coolo@suse.com
+
+- add 0017-touch-unpacked-sources.patch to please build-compare
+
 -------------------------------------------------------------------
 Wed Nov 11 23:34:13 UTC 2015 - mrueckert@suse.de
 
diff --git a/rubygem-gem2rpm.spec b/rubygem-gem2rpm.spec
index 78217d2..5d54554 100644
--- a/rubygem-gem2rpm.spec
+++ b/rubygem-gem2rpm.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package rubygem-gem2rpm
 #
-# Copyright (c) 2015 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -63,6 +63,7 @@ Patch12:        0014-Refactor-into-multiple-lines.patch
 Patch13:        0015-Add-licence-to-the-list-of-license-files-as-well.patch
 Patch14:        0016-add-two-more-ways-to-express-changes.patch
 Patch15:        0009-No-longer-require-the-ruby-version-inside-the-subpac.patch
+Patch16:        0017-touch-unpacked-sources.patch
 Summary:        Generate rpm specfiles from gems
 License:        GPL-2.0+
 Group:          Development/Languages/Ruby
@@ -90,7 +91,7 @@ The spec file tries to follow the gem as closely as possible
 %patch13 -p1
 %patch14 -p1
 %patch15 -p1
-
+%patch16 -p1
 %build
 %gem_build