diff -r d382dacfd73f -r 8b3a9f510a9b rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/compact/tck/ZipCompatibilityTest.java
--- a/rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/compact/tck/ZipCompatibilityTest.java	Tue Feb 26 16:54:16 2013 +0100
+++ b/rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/compact/tck/ZipCompatibilityTest.java	Fri Mar 01 17:20:56 2013 +0100
@@ -32,7 +32,8 @@
     public String testDemoStaticCalculator() throws IOException {
         InputStream is = getClass().getResourceAsStream("demo.static.calculator-0.3-SNAPSHOT.jar");
         ZipArchive zip = ZipArchive.createZip(is);
-        return zip.toString();
+        final String ts = zip.toString();
+        return ts.substring(0, 4096) + ts.hashCode();
     }
     
     @Factory