diff --git a/requirements.txt b/requirements.txt
index 2b9b72a..d4c1e8b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,5 +5,5 @@ matrix-client==0.3.2
 requests==2.21.0
 six==1.12.0
 slackclient==1.3.0
-urllib3==1.24.2
+urllib3==1.26.5
 websocket-client==0.54.0