diff --git a/scripts/pkg.sh b/scripts/pkg.sh
index c1625b43..e20ea25b 100644
--- a/scripts/pkg.sh
+++ b/scripts/pkg.sh
@@ -600,7 +600,7 @@ upload_pkg()
 
 install_exe_wrapper()
 {
-	local from="`realpath $1`"
+	local from="`readlink -fm $1`"
 	local to="$2"
 	local ext=${from##*.}
 	local tmp=$to.tmp
@@ -642,8 +642,8 @@ cmd_upload()
 check_create_parent()
 {
 	[ "$1" != "true" ] && return 0
-	local dir=`dirname -z "$2" | xargs -0 realpath -m`
-	local path=`realpath -m "$2"`
+	local dir=`dirname -z "$2" | xargs -0 readlink -fm`
+	local path=`readlink -fm "$2"`
 	if [ "$dir" -a "$dir" != "$path" ]; then
 		mkdir -p "$dir" || {
 			echo "failed to create parent dir of \"$1\""