diff --git a/requirements.txt b/requirements.txt
index da8bfbe..94f9702 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Django==2.2.3
+Django==2.2.28
 numpy==1.17.0
 pytz==2019.1
 scipy==1.3.0