diff --git a/nosegae.py b/nosegae.py
index 20338c6..7b364c2 100644
--- a/nosegae.py
+++ b/nosegae.py
@@ -57,6 +57,15 @@ class NoseGAE(Plugin):
         if options.gae_lib_root is not None:
             root = self._gae_path = options.gae_lib_root
             sys.path.append(root)
+            EXTRA_PATHS = [
+              os.path.join(root, 'lib', 'antlr3'),
+              os.path.join(root, 'lib', 'django'),
+              os.path.join(root, 'lib', 'fancy_urllib'),
+              os.path.join(root, 'lib', 'ipaddr'),
+              os.path.join(root, 'lib', 'webob'),
+              os.path.join(root, 'lib', 'yaml', 'lib'),
+            ]
+            sys.path = EXTRA_PATHS + sys.path
         else:
             self._gae_path = None
         if options.gae_data is not None: