diff --git a/gperftools.changes b/gperftools.changes
index a276c5d..dc3e666 100644
--- a/gperftools.changes
+++ b/gperftools.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Sep 15 00:33:02 CEST 2014 - ro@suse.de
+
+- set excludearch for s390 and s390x: not ported there
+
 -------------------------------------------------------------------
 Mon Jun 16 10:51:46 UTC 2014 - dvaleev@suse.com
 
diff --git a/gperftools.spec b/gperftools.spec
index 411043a..f745c53 100644
--- a/gperftools.spec
+++ b/gperftools.spec
@@ -38,6 +38,7 @@ License:        BSD-3-Clause
 Group:          System/Libraries
 Provides:       google-perftools
 Obsoletes:      google-perftools
+ExcludeArch:    s390 s390x
 
 %description
 The gperftools package contains some utilities to improve and analyze the