diff --git a/requirements.txt b/requirements.txt
index 3c300ee..88f9722 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ tqdm==4.36.1
 typed-ast==1.4.0
 vine==1.3.0
 visitor==0.1.3
-Werkzeug==0.15.4
+Werkzeug==0.15.5
 wrapt==1.11.2
 xlrd==1.2.0
 zipp==0.6.0