diff --git a/tests/vulnerabilities/requirements.txt b/tests/vulnerabilities/requirements.txt
index dfe35d3a..badc4588 100644
--- a/tests/vulnerabilities/requirements.txt
+++ b/tests/vulnerabilities/requirements.txt
@@ -18,7 +18,7 @@ requests==2.20.0
 smmap==0.9.0
 SQLAlchemy==1.0.13
 visitor==0.1.3
-Werkzeug==0.11.9
+Werkzeug==0.15.3
 ConcurrentLogHandler==0.9.1
 celery==3.1.23
 pytest==3.0.6