diff --git a/requirements.txt b/requirements.txt
index 392bd0d..48c25c6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ enum34;python_version<"3.4"
 flask
 flask-wtf
 kitchen
-markdown
+markdown < 3.0
 munch
 Pillow
 psutil