diff --git a/requirements.txt b/requirements.txt
index 7e35c884..69fb6965 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ django-celery==3.2.1
 celery==3.1.23
 kombu==3.0.35
 billiard==3.3.0.23
-Markdown==2.4
+Markdown==3.3.4
 djangorestframework==3.10.3
 ecdsa==0.11
 Pygments==1.6