diff --git a/r2/setup.py b/r2/setup.py
index 044e67635..bea4da608 100644
--- a/r2/setup.py
+++ b/r2/setup.py
@@ -74,6 +74,7 @@ setup(
     install_requires=[
         "Routes<=1.8",
         "Pylons==0.9.6.2",
+        "webhelpers==0.6.4",
         "boto >= 2.0",
         "pytz",
         "pycrypto",