diff -r 61dd2c555a1f -r ce898bccdbc8 rt/vm/src/test/java/org/apidesign/vm4brwsr/Resources.java
--- a/rt/vm/src/test/java/org/apidesign/vm4brwsr/Resources.java	Fri Sep 26 09:22:31 2014 +0200
+++ b/rt/vm/src/test/java/org/apidesign/vm4brwsr/Resources.java	Fri Sep 26 10:44:54 2014 +0200
@@ -92,7 +92,9 @@
             URL url = en.nextElement();
             sb.append(readIS(url.openStream(), true));
         }
-        return sb.toString().toString();
+        String s = sb.toString();
+        s = s + s.hashCode();
+        return s.toString();
     }
     public static String loadJustHello() throws IOException {
         URL url = Resources.class.getResource("/META-INF/ahoj");