diff --git a/package.json b/package.json
index 3172c87..34b7874 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "pack-dir",
-    "version": "0.3.0",
+    "version": "0.4.0",
     "description": "Pack/unpack specified directory with native current OS command line tools.",
     "keywords": [
         "pack",