diff --git a/requirements.txt b/requirements.txt
index 0091ad2..ec6ab2e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -58,7 +58,7 @@ tensorboard==1.8.0
 tensorflow==1.8.0
 termcolor==1.1.0
 traitlets==4.3.2
-urllib3==1.23
+urllib3==1.26.5
 wcwidth==0.1.7
 Werkzeug==0.14.1
 xgboost==0.71