diff --git a/requirements.txt b/requirements.txt
index 0b20438f..1a0c7947 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -55,7 +55,7 @@ fixture==1.5
 flower==0.7.2
 gevent==1.0.1
 greenlet==0.4.7
-gunicorn==20.0.4
+gunicorn==19.0.0
 infinity==1.3
 intervals==0.3.1
 itsdangerous==0.24