diff --git a/requirements.txt b/requirements.txt
index 8a553c0..7133dae 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,4 +21,4 @@ requests==2.18.4
 six==1.11.0
 subprocess32==3.2.7
 urllib3==1.22
-Werkzeug==0.14.1
+Werkzeug==0.15.3