diff --git a/requirements.txt b/requirements.txt
index 82f2410..952ce49 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,6 +19,6 @@ PyYAML==3.12
 requests==2.18.4
 six==1.11.0
 slackclient==1.1.0
-urllib3==1.22
+urllib3==1.26.5
 watchdog==0.8.3
 websocket-client==0.46.0