diff --git a/bash/main.sh b/bash/main.sh
index 01b2691..44c3910 100644
--- a/bash/main.sh
+++ b/bash/main.sh
@@ -1,13 +1,13 @@
 #! /usr/bin/env bash
 
-MAIN_BASH_FILE="$(realpath "${BASH_SOURCE[0]}")"
+MAIN_SHELL_FILE="$(realpath "${BASH_SOURCE[0]}")"
 
-MAIN_BASH_ROOT="$(dirname "${MAIN_BASH_FILE}")"
+MAIN_SHELL_ROOT="$(dirname "${MAIN_SHELL_FILE}")"
 
 main_link_bashrc() {
 	local file="/etc/bash.bashrc"
 	rm --force "${file}"
-	ln --symbolic "${MAIN_BASH_FILE}" "${file}"
+	ln --symbolic "${MAIN_SHELL_FILE}" "${file}"
 }
 
 # import modules
@@ -33,4 +33,4 @@ main_import_modules() {
 }
 
 # import modules
-main_import_modules "${MAIN_BASH_FILE}"
+main_import_modules "${MAIN_SHELL_FILE}"
diff --git a/bash/rescue.sh b/bash/rescue.sh
index 47f6ca7..162985a 100644
--- a/bash/rescue.sh
+++ b/bash/rescue.sh
@@ -85,7 +85,7 @@ rescue_upload() {
 			"${user_host}"
 		# upload root
 		rsync --delete --recursive \
-			"${MAIN_BASH_ROOT}/" "${user_host}:/etc/bash/"
+			"${MAIN_SHELL_ROOT}/" "${user_host}:/etc/bash/"
 		# call setup
 		# TODO variable
 		ssh "${user_host}" -- "\