diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 1bd60b2..5be38dd
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Django==2.2.10
+Django==2.2.28
 djangorestframework==3.11.0
 pytest==5.2.0
 pytest-django==3.5.1