diff --git a/requirements.txt b/requirements.txt
index fbc0f07..c9b900a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Django==1.11.1
+Django==1.11.28
 Markdown==2.6.8
 Pillow==4.1.1
 Pygments==2.2.0