diff --git a/requirements.txt b/requirements.txt
index e3adde0..caa1e6c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,5 +6,5 @@ six==1.15.0
 slackclient==2.8.0
 slacker==0.14.0
 slacksocket==1.0.1
-urllib3==1.25.10
+urllib3==1.26.5
 websocket-client==0.56.0