diff --git a/r2/r2/lib/db/tdb_cassandra.py b/r2/r2/lib/db/tdb_cassandra.py
index 2a02a8233..39f828c7f 100644
--- a/r2/r2/lib/db/tdb_cassandra.py
+++ b/r2/r2/lib/db/tdb_cassandra.py
@@ -33,6 +33,7 @@ from r2.lib.db.sorts import epoch_seconds
 from r2.lib import cache
 from uuid import uuid1
 from itertools import chain
+import cPickle as pickle
 
 cassandra = g.cassandra
 thing_cache = g.thing_cache