diff --git a/en/installation/installation-1.12/sems.rst b/en/installation/installation-1.12/sems.rst
index 51e4aa1..d45ea15 100644
--- a/en/installation/installation-1.12/sems.rst
+++ b/en/installation/installation-1.12/sems.rst
@@ -100,10 +100,8 @@ Replace <SIGNALLING_IP>, <MEDIA_IP> with correct values for your server :
         module "adpcm" {}
         module "l16" {}
         module "g722" {}
-        module "g729bcg" {}
 
         module "registrar_client" {}
-        module "sctp_bus" {}
         module "session_timer" {}
         module "jsonrpc" {
             listen{