diff --git a/requirements.txt b/requirements.txt
index a9f6b86..127d9b8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -124,7 +124,7 @@ tqdm==4.38.0
 traceback2==1.4.0
 traitlets==4.3.3
 unittest2==1.1.0
-urllib3==1.25.7
+urllib3==1.25.8
 wcwidth==0.1.8
 webencodings==0.5.1
 Werkzeug==1.0.0