diff --git a/requirements.txt b/requirements.txt
index 09a1999..2b8983f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -186,7 +186,7 @@ tornado==4.4.2
 tqdm==4.19.4
 traitlets==4.3.1
 unicodecsv==0.14.1
-urllib3==1.22
+urllib3==1.26.5
 wcwidth==0.1.7
 websocket-client==0.46.0
 Werkzeug==0.14.1