diff --git a/authn-service/requirements.txt b/authn-service/requirements.txt
index 96f4ca2..77d6322 100644
--- a/authn-service/requirements.txt
+++ b/authn-service/requirements.txt
@@ -22,4 +22,4 @@ requests==2.24.0
 SecretStorage==2.3.1
 six==1.12.0
 urllib3==1.25.11
-Werkzeug==1.0.1
+Werkzeug==2.2.3