diff --git a/requirements.txt b/requirements.txt
index 0596ebf..1ed465c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -90,7 +90,7 @@ terminado==0.8.2
 testpath==0.4.2
 tornado==6.0.3
 traitlets==4.3.3
-urllib3==1.25.7
+urllib3==1.25.8
 wcwidth==0.1.7
 webencodings==0.5.1
 Werkzeug==0.16.0