diff --git a/requirements.txt b/requirements.txt
index 537d103c75..25f6cf2f35 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 Flask==0.12.2
 requests==2.18.4
-gunicorn==19.7.1
+gunicorn==23.0.0