diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,6 +7,7 @@ freezegun==0.3.8
 genshi==0.7
 klein==17.2.0
 mock==2.0.0
+moviepy==1.0.0
 noise==1.2.2
 nose-watcher==0.1.3
 nose==1.3.7