diff --git a/scripts/package_mac.sh b/scripts/package_mac.sh
index beb6fa0f5..c17279c86 100755
--- a/scripts/package_mac.sh
+++ b/scripts/package_mac.sh
@@ -115,9 +115,8 @@ if [ "$MODE" == "app-store" ]; then
 	cp "$SIGNED/UTM.pkg" "$OUTPUT/UTM.pkg"
 else
 	rm -f "$OUTPUT/UTM.dmg"
-	command -v appdmg >/dev/null 2>&1
-	if [ $? -eq 0 ]; then
-		RESOURCES="/tmp/resources.$$"
+	if ( command -v appdmg >/dev/null 2>&1 ); then
+	   RESOURCES="/tmp/resources.$$"
 		cp -r "$BASEDIR/resources" "$RESOURCES"
 		sed -i '' "s/\/tmp\/signed\/UTM.app/\/tmp\/signed.$$\/UTM.app/g" "$RESOURCES/appdmg.json"
 		appdmg "$RESOURCES/appdmg.json" "$OUTPUT/UTM.dmg"