diff --git a/requirements.txt b/requirements.txt
index 237f18f..89368e4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -70,7 +70,7 @@ toolz==0.8.2
 tqdm==4.15.0
 traitlets==4.3.2
 ujson==1.35
-urllib3==1.22
+urllib3==1.26.5
 wcwidth==0.1.7
 webencodings==0.5.1
 Werkzeug==0.12.2