diff --git a/requirements.txt b/requirements.txt
index 2d80c28..bd29d9e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ six==1.17.0
 tomli==2.2.1
 typing_extensions==4.14.1
 tzdata==2025.2
-urllib3==2.5.0
+urllib3==2.6.3
 zope.event==5.1
 zope.interface==7.2
 zstandard==0.23.0