diff --git a/requirements.txt b/requirements.txt
index 50fbb9e..f5cd552 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,5 +8,5 @@ Jinja2==2.10
 MarkupSafe==1.0
 requests==2.19.1
 urllib3==1.23
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 honeycomb-beeline==2.11.4