diff --git a/slackbot/requirements.txt b/slackbot/requirements.txt
index e2f6c41..e6e372e 100644
--- a/slackbot/requirements.txt
+++ b/slackbot/requirements.txt
@@ -4,5 +4,5 @@ idna==2.7
 requests==2.19.1
 six==1.11.0
 slackclient==1.2.1
-urllib3==1.23
+urllib3==1.26.5
 websocket-client==0.50.0