diff --git a/requirements.txt b/requirements.txt
index 755992a..9897513 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,4 +23,4 @@ six==1.12.0
 sklearn==0.0
 soupsieve==1.9.1
 urllib3==1.24.3
-Werkzeug==0.15.2
+Werkzeug==0.15.3