diff --git a/server/requirements.txt b/server/requirements.txt
index e5590a3..e881d54 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -5,6 +5,6 @@ MarkupSafe==0.18
 Werkzeug==0.9.4
 argparse==1.2.1
 distribute==0.7.3
-gunicorn==18.0
+gunicorn==19.5.0
 itsdangerous==0.23
 wsgiref==0.1.2