diff --git a/requirements.txt b/requirements.txt
index 8d43f30..8bfa845 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ requests==2.22.0
 six==1.12.0
 traitlets==4.3.3
 update-checker==0.16
-urllib3==1.25.3
+urllib3==1.26.5
 vaderSentiment==3.2.1
 wcwidth==0.2.5
 websocket-client==0.56.0