diff --git a/requirements.txt b/requirements.txt
index 94a3c61..c681fbf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -227,7 +227,7 @@ tqdm==4.26.0
 traitlets==4.3.2
 Twisted==18.7.0
 unicodecsv==0.14.1
-urllib3==1.23
+urllib3==1.26.5
 w3lib==1.21.0
 wcwidth==0.1.7
 webencodings==0.5.1