diff --git a/requirements.txt b/requirements.txt
index 995297c..fa8ce7a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -122,7 +122,7 @@ six==1.16.0
     #   rfc3339-validator
 uri-template==1.1.0
     # via jsonschema
-urllib3==1.26.7
+urllib3==1.26.18
     # via requests
 watchdog==2.1.6
     # via mkdocs