diff --git a/_Sidebar.md b/_Sidebar.md
index 731fca2..8952e63 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -27,7 +27,8 @@
 [[Keybase|Section Keybase (basic)]]  
 [[Matrix|Section Matrix (basic)]]  
 [[Mattermost|Section Mattermost (basic)]]  
-[[Microsoft Teams|Section MSteams (basic)]]  
+[[Microsoft Teams|Section MSteams (basic)]]
+[[Mumble|Section Mumble (basic)]]  
 [[Nextcloud Talk|Section Nextcloud Talk (basic)]]  
 [[RocketChat|Section RocketChat (basic)]]  
 [[Slack|Section Slack (basic)]]