diff --git a/requirements.txt b/requirements.txt
index e0448a6..56220ca 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,5 +6,5 @@ requests==2.18.4
 six==1.10.0
 slackbot==0.5.1
 slacker==0.9.60
-urllib3==1.22
+urllib3==1.26.5
 websocket-client==0.44.0