diff --git a/test/utils/tox/requirements.txt b/test/utils/tox/requirements.txt
index 34de42bc14a..e4f4f03e3c9 100644
--- a/test/utils/tox/requirements.txt
+++ b/test/utils/tox/requirements.txt
@@ -11,3 +11,4 @@ unittest2
 redis
 python-memcached
 python-systemd
+pycrypto