diff --git a/_Sidebar.md b/_Sidebar.md
index 01d9121..99ba6cc 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -23,7 +23,7 @@
 * [[Docker-compose installation]]: Linux, Windows, Mac, Synology, QNAP
 * [Configure IMAP push](https://github.com/EGroupware/egroupware/wiki/IMAP-Push-Notifications)
 
-** [Customizing EGroupware](https://github.com/EGroupware/egroupware/wiki/EGroupware-Customizing%3A-General-options%2C-custom-fields-and-custom-etemplates)**
+**[Customizing EGroupware](https://github.com/EGroupware/egroupware/wiki/EGroupware-Customizing%3A-General-options%2C-custom-fields-and-custom-etemplates)**
 
 **[EGroupware Mail server](https://github.com/EGroupware/egroupware/wiki/EGroupwareMail)**
 * [[IMAP Push Notifications]] for Dovecot 2.2+