diff --git a/requirements.txt b/requirements.txt
index 4c750a5..490758e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,7 +46,7 @@ smart-open==1.3.3
 tweepy==3.5.0
 uritemplate==0.6
 webencodings==0.5
-Werkzeug==0.11.10
+Werkzeug==0.15.3
 wikipedia==1.4.0
 wordcloud==1.2.1
 yelp==1.0.2