diff --git a/requirements.txt b/requirements.txt
index bed3920..7deab87 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,6 +39,6 @@ rsa==4.0
 six==1.12.0
 toml==0.10.0
 typed-ast==1.4.0
-urllib3==1.24.2
+urllib3==1.26.5
 Werkzeug==0.15.3
 wrapt==1.11.1