diff --git a/requirements.txt b/requirements.txt
index 939218a..4a4b9a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -77,7 +77,7 @@ toml==0.10.1
 tqdm==4.48.2
 troposphere==2.6.2
 typed-ast==1.4.0
-urllib3==1.25.10
+urllib3==1.26.5
 Werkzeug==0.16.1
 wrapt==1.11.2
 wsgi-request-logger==0.4.6