diff --git a/requirements.txt b/requirements.txt
index 4e26d49..d7a5b5d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -201,7 +201,7 @@ tornado==6.0.2
 tqdm==4.31.1
 traitlets==4.3.2
 unicodecsv==0.14.1
-urllib3==1.24.1
+urllib3==1.26.5
 wcwidth==0.1.7
 webencodings==0.5.1
 Werkzeug==0.14.1