diff --git a/ocl/requirements-dev.txt b/ocl/requirements-dev.txt
index 70ea689..e89e40c 100644
--- a/ocl/requirements-dev.txt
+++ b/ocl/requirements-dev.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==0.1.73
diff --git a/ocl/requirements.txt b/ocl/requirements.txt
index 83a0ad4..ed4d69e 100644
--- a/ocl/requirements.txt
+++ b/ocl/requirements.txt
@@ -13,7 +13,7 @@ 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==0.1.73