diff --git a/admindoc.md b/admindoc.md
index 51a8e79d..0f4eb0f6 100644
--- a/admindoc.md
+++ b/admindoc.md
@@ -12,4 +12,5 @@
 * [Hide services with Tor](/torhiddenservice)
 * [DNS understanding](/dns)
 * [What is YunoHost](/whatsyunohost)
-* [Unlock IP in iptables](/fail2ban)
\ No newline at end of file
+* [Unlock IP in iptables](/fail2ban)
+* [SSL certificate installation](/certificate)