diff --git a/requirements.txt b/requirements.txt
index 7657059..27a857f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ requests==2.20.0
 toml==0.10.0
 tox==3.14.5
 typed-ast==1.4.1
-urllib3==1.24.3
+urllib3==1.26.5
 virtualenv==20.0.8
 wcwidth==0.1.8
 zipp==3.1.0