diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 0905ff1e5f7..29df8fcc697 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2012-01-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* gcc.dg/ssa-dom-thread-4.c: Set -mbranch-cost=2 for s390 and
+          s390x.
+
 2012-01-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	* gcc.dg/pr46309.c: Set branch-cost to 2 for s390 and s390x.
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-thread-4.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-thread-4.c
index 5cc4505d3b8..1396831ac15 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-thread-4.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-thread-4.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */ 
 /* { dg-options "-O2 -fdump-tree-dom1-details" } */
+/* { dg-additional-options "-mbranch-cost=2" { target s390*-*-* } } */
 struct bitmap_head_def;
 typedef struct bitmap_head_def *bitmap;
 typedef const struct bitmap_head_def *const_bitmap;