diff -r 9cc0e1034f92 -r 3340ef531830 launcher/http/src/main/java/org/apidesign/bck2brwsr/launcher/JSLauncher.java
--- a/launcher/http/src/main/java/org/apidesign/bck2brwsr/launcher/JSLauncher.java	Mon Oct 07 14:59:21 2013 +0200
+++ b/launcher/http/src/main/java/org/apidesign/bck2brwsr/launcher/JSLauncher.java	Thu Sep 25 19:54:16 2014 +0200
@@ -126,7 +126,7 @@
                     u = en.nextElement();
                 }
                 if (u != null) {
-                    if (u.toExternalForm().contains("rt.jar")) {
+                    if (u.toExternalForm().contains("/rt.jar")) {
                         LOG.log(Level.WARNING, "No fallback to bootclasspath for {0}", u);
                         return null;
                     }