diff --git a/requirements.txt b/requirements.txt
index 885928c..185355e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,4 +30,4 @@ python-slugify==1.2.6
 thehive4py==1.5.1
 tzlocal==1.5.1
 urllib3==1.23
-werkzeug==0.14.1
+werkzeug==0.15.3