diff --git a/requirements.txt b/requirements.txt
index 848cba7..38998ea 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -95,7 +95,7 @@ termcolor==1.1.0
 tf-estimator-nightly==1.14.0.dev2019060501
 tfp-nightly==0.8.0.dev20190807
 treelib==1.5.5
-urllib3==1.24.2
+urllib3==1.26.5
 wcwidth==0.1.7
 websocket-client==0.56.0
 Werkzeug==0.15.4