diff --git a/requirements.txt b/requirements.txt
index 91fcb2b..be5f6fb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,3 +28,4 @@ sqlalchemy-migrate>=0.9.6
 PyMySQL>=0.7.11
 elasticsearch>=5.0.0,<6.0.0
 apscheduler # MIT License
+paste>=3.0.2