diff --git a/requirements.txt b/requirements.txt
index d333cdd..f8ee446 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -58,7 +58,7 @@ sphinxcontrib-websupport==1.1.2
 subprocess32==3.2.7
 traitlets==4.3.2
 typing==3.7.4.1
-urllib3==1.22
+urllib3==1.26.5
 uuid==1.30
 wcwidth==0.1.7
 xlrd==1.1.0