--- python/mozbuild/mozbuild/virtualenv.orig.py	2014-10-07 21:44:49.000000000 +0200
+++ python/mozbuild/mozbuild/virtualenv.py	2014-10-11 12:34:19.292241319 +0200
@@ -56,8 +56,7 @@
     @property
     def virtualenv_script_path(self):
         """Path to virtualenv's own populator script."""
-        return os.path.join(self.topsrcdir, 'python', 'virtualenv',
-            'virtualenv.py')
+        return '/usr/bin/virtualenv'
 
     @property
     def bin_path(self):