diff --git a/requirements.txt b/requirements.txt
index 327a78d6..7a729c38 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-django==1.5.5
+django==1.11.23
 flup==1.0.2
 matplotlib==2.0.2
 numpy==1.12.1