diff --git a/requirements.txt b/requirements.txt
index 329fc7b..896927f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -199,7 +199,7 @@ unicodecsv==0.14.1
 urllib3==1.26.5
 wcwidth==0.1.7
 webencodings==0.5.1
-Werkzeug==0.15.3
+Werkzeug==0.15.5
 widgetsnbextension==3.4.0
 win-inet-pton==1.0.1
 win-unicode-console==0.5