diff --git a/src/requirements.txt b/src/requirements.txt
index 9752a00..b8672ec 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -1,7 +1,7 @@
 celery==4.3
 falcon==3.0.0b1
 flower==0.9.2
-gunicorn==19.9.0
+gunicorn==22.0.0
 redis==3.2.0
 tornado>=4.2.0,<6.0.0
 pandas