diff --git a/requirements.txt b/requirements.txt
index 4543bac..777f26a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,4 +16,4 @@ python-editor==1.0.3
 pyyaml>=4.2b1
 six==1.10.0
 SQLAlchemy>=1.3.0
-Werkzeug==0.15.3
+Werkzeug==0.15.5