diff --git a/requirements.txt b/requirements.txt
index 509e0b2..bf147f6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,6 +52,6 @@ termcolor==1.1.0
 tornado==5.0.2
 tqdm==4.24.0
 traitlets==4.3.2
-urllib3==1.23
+urllib3==1.26.5
 wcwidth==0.1.7
 Werkzeug==0.14.1