diff --git a/gpgme.changes b/gpgme.changes
index 7314c3b..ac0305e 100644
--- a/gpgme.changes
+++ b/gpgme.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Tue Feb  3 16:40:23 UTC 2015 - coolo@suse.com
+
+- making the build reproducible - see 
+  http://lists.gnupg.org/pipermail/gnupg-commits/2014-September/010683.html
+  for a very similiar problem
+
 -------------------------------------------------------------------
 Fri Dec 26 21:32:45 UTC 2014 - andreas.stieger@gmx.de
 
diff --git a/gpgme.spec b/gpgme.spec
index 3ecf22d..68d8444 100644
--- a/gpgme.spec
+++ b/gpgme.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package gpgme
 #
-# Copyright (c) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2015 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
@@ -27,6 +27,8 @@ Source:         ftp://ftp.gnupg.org/gcrypt/gpgme/%{name}-%{version}.tar.bz2
 Source1:        ftp://ftp.gnupg.org/gcrypt/gpgme/%{name}-%{version}.tar.bz2.sig
 Source2:        baselibs.conf
 Source3:        gpgme.keyring
+# used to have a fixed timestamp
+Source99:       %{name}.changes
 BuildRequires:  gpg2 >= 2.0.10
 BuildRequires:  libassuan-devel >= 2.0.2
 BuildRequires:  libgpg-error-devel >= 1.11
@@ -98,6 +100,8 @@ of standard widgets for common key selection tasks is even planned.
 %setup -q
 
 %build
+date=$(date -u +%Y-%m-%dT%H:%M+0000 -r %{S:99})
+sed -e "s,BUILD_TIMESTAMP=.*,BUILD_TIMESTAMP=$date," -i configure
 %configure \
 	--disable-static \
 	--disable-fd-passing