diff --git a/requirements.txt b/requirements.txt
index 9a5257b..435753a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ PyYAML==3.12
 rsa==3.4.2
 s3transfer==0.1.13
 six==1.11.0
-urllib3==1.22
+urllib3==1.26.5
 virtualenv==16.0.0
 Werkzeug==0.14.1
 wrapt==1.10.11