diff --git a/requirements.txt b/requirements.txt
index 2f9f42c..e8f5254 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,4 +30,4 @@ stylelens-s3==0.0.2
 tensorflow==1.5.0
 tensorflow-tensorboard==1.5.0
 urllib3==1.22
-Werkzeug==0.12.2
+Werkzeug==0.15.3