diff --git a/requirement.txt b/requirement.txt
index 69e47c6..b7abab4 100644
--- a/requirement.txt
+++ b/requirement.txt
@@ -12,4 +12,4 @@ six==1.12.0
 SQLAlchemy==1.2.16
 SQLAlchemy-Utils==0.33.10
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3