diff --git a/requirements.txt b/requirements.txt
index 86a6b142..fdc86f24 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -106,7 +106,7 @@ uWSGI==2.0.18
 vine==1.3.0
 wcwidth==0.1.7
 websockets==7.0
-Werkzeug==0.15.2
+Werkzeug==0.15.3
 Whoosh==2.7.4
 wrapt==1.11.2
 xlrd==1.1.0