diff --git a/requirements.txt b/requirements.txt
index f3de0ae..add001c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -97,7 +97,7 @@ tqdm==4.46.1
 traitlets==4.3.3
 typed-ast==1.4.1
 typing-extensions==3.7.4.1
-urllib3==1.26.17
+urllib3==1.26.18
 virtualenv==20.0.20
 virtualenv-clone==0.5.4
 wcwidth==0.1.9