diff --git a/requirements.txt b/requirements.txt
index 0e96ae5..b469776 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,5 +22,5 @@ requests==2.18.4
 requests-oauthlib==0.8.0
 six==1.11.0
 urllib3==1.22
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 wrapt==1.10.11