diff --git a/bin/scenario.pl b/bin/scenario.pl
index 7af4b63c..9eb40461 100755
--- a/bin/scenario.pl
+++ b/bin/scenario.pl
@@ -177,6 +177,7 @@ sub manage_phones
                 $subs_data->{alias_numbers} = $ids->{$key_dom}->{$subs}->{alias_numbers};
             }
             if(defined($subs_data->{pbx_extension})) {
+                $ids->{$key_dom}->{$subs}->{pbx_extension} = $subs_data->{pbx_extension};
                 $ids->{$key_dom}->{$subs}->{pbx_phone_number} = $pbx_pilot_number.$subs_data->{pbx_extension};
             }
         }