diff --git a/requirements.txt b/requirements.txt
index 1549843..1134e5d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,5 +11,5 @@ parso==0.1.0
 pycodestyle==2.3.1
 Pygments==2.2.0
 requests==2.18.4
-urllib3==1.22
+urllib3==1.26.5
 yapf==0.20.0