diff --git a/requirements.txt b/requirements.txt
index 51c4746..bed8a06 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,5 +8,5 @@ MarkupSafe==0.23
 oauth2==1.9.0.post1
 requests==2.20.0
 six==1.10.0
-Werkzeug==0.15.3
+Werkzeug==0.15.5
 yelp==1.0.2