diff --git a/requirements.txt b/requirements.txt
index 4149f08..7811b22 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ six==1.12.0
 tqdm==4.36.1
 traitlets==4.3.2
 twine==2.0.0
-urllib3==1.25.6
+urllib3==1.26.5
 wcwidth==0.1.7
 webencodings==0.5.1
 zeep==3.4.0