diff --git a/requirements.txt b/requirements.txt
index ede1dbe..42e8ac1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,4 +34,4 @@ rsa==4.7.1
 six==1.11.0
 uritemplate==3.0.0
 urllib3>=1.24.2
-Werkzeug==0.15.3
+Werkzeug==0.15.5