1 files changed, 1 insertions, 1 deletions
diff --git a/build.xml b/build.xml
index 6e2f161c7f..9dd841fde8 100644
--- a/build.xml
+++ b/build.xml
@@ -1385,7 +1385,7 @@ BOOTRAPING TEST AND TEST SUITE
 ============================================================================ -->
 
   <target name="test.stability" depends="strap.done">
-    <same dir="${build-quick.dir}" todir="${build-strap.dir}" failondifferent="no">
+    <same dir="${build-quick.dir}" todir="${build-strap.dir}" failondifferent="yes">
       <exclude name="**/*.properties"/>
       <exclude name="bin/**"/>
       <exclude name="*.complete"/>