diff --git a/requirements.txt b/requirements.txt
index 0fc4ce8..e6642bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,4 +10,4 @@ requests-oauthlib==0.7.0
 six==1.10.0
 textblob==0.11.1
 tweepy==3.5.0
-Werkzeug==0.11.11
+Werkzeug==0.15.3