diff --git a/server/setup.py b/server/setup.py
index d09f310e..61b25ecf 100644
--- a/server/setup.py
+++ b/server/setup.py
@@ -71,7 +71,7 @@
     'transaction==3.0.1',
     'translationstring==1.4',
     'typing-extensions==3.10.0.0',
-    'urllib3==1.26.5',
+    'urllib3==1.26.18',
     'venusian==3.0.0',
     'waitress==2.1.2',
     'wheel==0.38.1',