diff --git a/requirements.txt b/requirements.txt
index 9c465e1..d6ab2de 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -233,7 +233,7 @@ traitlets==4.3.2
 tweepy==3.7.0
 typing==3.6.4
 unicodecsv==0.14.1
-urllib3==1.24.2
+urllib3==1.26.5
 virtualenv==16.6.0
 wcwidth==0.1.7
 webencodings==0.5.1