diff --git a/package.json b/package.json
index a435c8d..8b5325e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@aureooms/js-pairing-heap",
   "description": "Pairing heap data structure library for JavaScript",
-  "version": "1.0.0",
+  "version": "2.0.0",
   "license": "AGPL-3.0",
   "author": "aureooms",
   "homepage": "https://aureooms.github.io/js-pairing-heap",