diff --git a/backend/requirements.txt b/backend/requirements.txt
index d31202b..a81dac4 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -20,6 +20,6 @@ six==1.14.0
 slackclient==2.5.0
 slackeventsapi==2.1.0
 tzlocal==2.0.0
-urllib3==1.25.9
+urllib3==1.26.5
 Werkzeug==1.0.1
 yarl==1.4.2