diff --git a/setup.py b/setup.py
index 6c3fec0..a1b9682 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,7 @@
     "Flask-WTF==0.12",
     "GDAL==2.2.4",
     "geopandas==0.4.0",
-    "gunicorn==19.4.5",
+    "gunicorn==19.5.0",
     "itsdangerous==0.24",
     "Jinja2==2.10",
     "MarkupSafe==1.0",