diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 840faa9914af..5e889f7cfcc7 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2014-11-18  Maciej W. Rozycki  <macro@codesourcery.com>
+
+	* gcc.dg/atomic/c11-atomic-exec-5.c (dg-timeout-factor): New
+	setting.
+
 2014-11-18  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/55942
diff --git a/gcc/testsuite/gcc.dg/atomic/c11-atomic-exec-5.c b/gcc/testsuite/gcc.dg/atomic/c11-atomic-exec-5.c
index d8bddfd9961e..c4c4842c5245 100644
--- a/gcc/testsuite/gcc.dg/atomic/c11-atomic-exec-5.c
+++ b/gcc/testsuite/gcc.dg/atomic/c11-atomic-exec-5.c
@@ -9,6 +9,7 @@
 /* { dg-additional-options "-D_XOPEN_SOURCE=600" { target *-*-solaris2.1[0-9]* } } */
 /* { dg-require-effective-target fenv_exceptions } */
 /* { dg-require-effective-target pthread } */
+/* { dg-timeout-factor 2 } */
 
 #include <fenv.h>
 #include <float.h>