diff --git a/requirements.txt b/requirements.txt
index 9b29db0..1cc613f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -186,7 +186,7 @@ tornado==5.1.1
 tqdm==4.28.1
 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