diff --git a/xpfe/AppCores/src/nsBrowserAppCore.cpp b/xpfe/AppCores/src/nsBrowserAppCore.cpp
index ea22b8f636d..7a653773b19 100644
--- a/xpfe/AppCores/src/nsBrowserAppCore.cpp
+++ b/xpfe/AppCores/src/nsBrowserAppCore.cpp
@@ -286,7 +286,7 @@ nsBrowserAppCore::NewWindow()
 
   // Default URL if one was not provided in the cmdline
   if (nsnull == urlstr)
-      urlstr = "resource:/res/samples/appshell.html";
+      urlstr = "resource:/res/samples/navigator.xul";
   else
       fprintf(stderr, "URL to load is %s\n", urlstr);