diff --git a/shell/main.sh b/shell/main.sh
index 7925a6f..c8d2607 100644
--- a/shell/main.sh
+++ b/shell/main.sh
@@ -1,9 +1,5 @@
 [ -n "${ENV}" ] || export ENV="/etc/shell/main.sh"
 
-main_env_root() {
-	dirname "${ENV}"
-}
-
 main_link_bashrc() {
 	local file="/etc/bash.bashrc"
 	rm --force "${file}"
diff --git a/shell/rescue/common.sh b/shell/rescue/common.sh
index 49a9305..f33c5aa 100644
--- a/shell/rescue/common.sh
+++ b/shell/rescue/common.sh
@@ -66,11 +66,11 @@ rescue_upload() {
 			"${user_host}"
 		# upload root
 		rsync --delete --recursive \
-			"$(main_env_root)" "${user_host}:/etc"
+			"$(dirname "${ENV}")" "${user_host}:/etc"
 		# call setup
 		# TODO variable
-		ssh "${user_host}" -- "\
-. \"/etc/bash/main.sh\" ; rescue_configure \"${hostname}\""
+		ssh "${user_host}" -- \
+			". \"${ENV}\" ; rescue_configure \"${hostname}\""
 		# create session
 		ssh "${user_host}" -- byobu new-session -d
 		# send keys