diff --git a/requirements.txt b/requirements.txt
index 30239ed..025df9f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,5 +16,5 @@ requests==2.18.1
 six==1.10.0
 slackbot==0.4.1
 slacker==0.9.50
-urllib3==1.24.2
+urllib3==1.26.5
 websocket-client==0.44.0