diff --git a/hooks/conf_regen/35-postgresql b/hooks/conf_regen/35-postgresql
index 0da0767cc..1cf8e6d99 100755
--- a/hooks/conf_regen/35-postgresql
+++ b/hooks/conf_regen/35-postgresql
@@ -47,20 +47,4 @@ do_post_regen() {
     ynh_systemd_action --service_name=postgresql --action=reload
 }
 
-FORCE=${2:-0}
-DRY_RUN=${3:-0}
-
-case "$1" in
-  pre)
-    do_pre_regen $4
-    ;;
-  post)
-    do_post_regen $4
-    ;;
-  *)
-    echo "hook called with unknown argument \`$1'" >&2
-    exit 1
-    ;;
-esac
-
-exit 0
+do_$1_regen ${@:2}