diff --git a/sh/alias/chown.sh b/sh/alias/chown.sh
index f7bbef9..6a7a156 100644
--- a/sh/alias/chown.sh
+++ b/sh/alias/chown.sh
@@ -1,12 +1,14 @@
 # change owner to root
-cor() {
+cor() { sh_a__change_owner_root "${@}"; }
+sh_a__change_owner_root() {
 	chown \
 		"0:0" \
 		"${@}"
 }
 
 # change owner to user
-cou() {
+cou() { sh_a__change_owner_user "${@}"; }
+sh_a__change_owner_user() {
 	chown \
 		"1000:1000" \
 		"${@}"