diff --git a/requirements.txt b/requirements.txt
index 9d70c0d..828a172 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -60,6 +60,6 @@ termcolor==1.1.0
 urlgrabber==3.10.1
 urllib3==1.18
 urwid==1.3.1
-Werkzeug==0.11.3
+Werkzeug==0.15.3
 xhtml2pdf==0.0.6
 zenmap==7.30