diff --git a/ocl/requirements.txt b/ocl/requirements.txt
index 030eb0a..5368892 100644
--- a/ocl/requirements.txt
+++ b/ocl/requirements.txt
@@ -16,7 +16,7 @@ pymongo==2.6
 pysolr==3.2.0
 wsgiref==0.1.2
 python-dateutil==2.2
-gunicorn==18.0
+gunicorn==19.5.0
 moto==0.4.25
 django-cors-headers==1.1.0
 ocldev==0.1.34