diff --git a/django-2-by-example/bookmarks/requirements.txt b/django-2-by-example/bookmarks/requirements.txt
index caca574..20d79c2 100644
--- a/django-2-by-example/bookmarks/requirements.txt
+++ b/django-2-by-example/bookmarks/requirements.txt
@@ -21,6 +21,6 @@ social-auth-app-django==3.1.0
 social-auth-core==3.2.0
 sqlparse==0.3.0
 typed-ast==1.4.0
-urllib3==1.25.6
+urllib3==1.25.8
 wrapt==1.11.2
 yapf==0.28.0