diff --git a/authserver/requirements.txt b/authserver/requirements.txt
index a3024753..87ce0309 100644
--- a/authserver/requirements.txt
+++ b/authserver/requirements.txt
@@ -9,5 +9,5 @@ Jinja2==2.11.3
 logging-tree==1.9
 MarkupSafe==1.1.1
 requests==2.26.0
-urllib3==1.26.6
+urllib3==1.26.18
 Werkzeug==1.0.1