diff --git a/sh/main.sh b/sh/main.sh
index 52033e9..6c4ebda 100755
--- a/sh/main.sh
+++ b/sh/main.sh
@@ -100,7 +100,7 @@ rwx_main_source() {
 		# shellcheck disable=SC1090
 		. "${root}/${module}"
 		# cache code
-		rwx_cache "${root}" "${module}"
+		rwx_main_cache "${root}" "${module}"
 	done <<EOF
 ${modules}
 EOF
@@ -113,7 +113,7 @@ EOF
 # cache source code of a module
 # inside a global code variable
 #| cat
-rwx_cache() {
+rwx_main_cache() {
 	local root="${1}"
 	local module="${2}"
 	local name="${module%.sh}"
@@ -135,7 +135,7 @@ ${text}
 #< code
 rwx_main_main() {
 	# cache main
-	rwx_cache "${RWX_ROOT_SYSTEM}" "${RWX_MAIN_NAME}"
+	rwx_main_cache "${RWX_ROOT_SYSTEM}" "${RWX_MAIN_NAME}"
 	# source system root
 	if ! rwx_main_source "${RWX_ROOT_SYSTEM}" "${RWX_MAIN_NAME}"; then
 		_rwx_main_log "Not a directory: ${RWX_ROOT_SYSTEM}"
diff --git a/sh/test.sh b/sh/test.sh
index ad17c22..188319e 100644
--- a/sh/test.sh
+++ b/sh/test.sh
@@ -44,7 +44,7 @@ rwx_test_doc() {
 		\
 		"_rwx_code" \
 		\
-		"rwx_cache" \
+		"rwx_main_cache" \
 		\
 		"alias/batcat" \
 		"b" \