diff --git a/devops-requirements.txt b/devops-requirements.txt
index bdd99ac9..1efa8375 100644
--- a/devops-requirements.txt
+++ b/devops-requirements.txt
@@ -78,7 +78,7 @@ txaio==2.5.1
 u-msgpack-python==2.1
 unittest2==1.1.0
 watchdog==0.8.3
-Werkzeug==0.9.6
+Werkzeug==0.15.3
 WTForms==2.0.2
 zope.interface==4.3.2
 psutil
diff --git a/mac-requirements.txt b/mac-requirements.txt
index bdd99ac9..1efa8375 100644
--- a/mac-requirements.txt
+++ b/mac-requirements.txt
@@ -78,7 +78,7 @@ txaio==2.5.1
 u-msgpack-python==2.1
 unittest2==1.1.0
 watchdog==0.8.3
-Werkzeug==0.9.6
+Werkzeug==0.15.3
 WTForms==2.0.2
 zope.interface==4.3.2
 psutil
diff --git a/requirements.txt b/requirements.txt
index a413ed7c..f71007eb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ testscenarios==0.5.0
 testtools==2.0.0
 traceback2==1.4.0
 unittest2==1.1.0
-Werkzeug==0.9.6
+Werkzeug==0.15.3
 WTForms==2.0.2
 sqlparse==0.1.19
 flask-triangle