diff --git a/shell/main.sh b/shell/main.sh
index ea2f2e1..de250bc 100644
--- a/shell/main.sh
+++ b/shell/main.sh
@@ -10,37 +10,44 @@ main_link_bashrc() {
 	ln --symbolic "${MAIN_USERS_FILE}" "${file}"
 }
 
-# import modules
-main_import_modules() {
-	local file="${1}"
-	if [ -f "${file}" ]; then
-		local count ifs module modules path root
-		path="$(realpath --canonicalize-existing "${file}")"
-		root="$(dirname "${path}")"
-		modules="$(find "${root}" -type "f" -name "*.sh" -printf "%P
+main_import_directory() {
+	local path="${1}"
+	if [ -d "${path}" ]; then
+		local count ifs module modules
+		modules="$(find "${path}" -type "f" -name "*.sh" -printf "%P
 " | sort)"
 		ifs="${IFS}"
 		IFS="
 "
 		count=0
 		echo
-		echo ". ${root}"
+		echo ". ${path}"
 		for module in ${modules}; do
 			count=$((count + 1))
 			printf "%02d" "${count}"
 			echo " ${module%.sh}"
-			module="${root}/${module}"
-			if [ "${module}" != "${path}" ]; then
+			module="${path}/${module}"
+			if [ "${module}" != "${ENV}" ]; then
 				. "${module}"
 			fi
 		done
 		IFS="${ifs}"
-		return 0
 	else
-		log_fatal "No file: ${file}"
+		echo "Not a directory: ${path}"
 		return 1
 	fi
 }
 
-main_import_modules "${ENV}"
-main_import_modules ~/shell/main.sh
+main_import_file() {
+	local path="${1}"
+	if [ -f "${path}" ]; then
+		main_import_directory "$(dirname "${path}")"
+	else
+		echo "Not a file: ${path}"
+		return 1
+	fi
+}
+
+main_import_file "${ENV}"
+
+main_import_directory ~/shell