diff --git a/src/package.json b/src/package.json
index c947ace..4bcb0c8 100644
--- a/src/package.json
+++ b/src/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@scroll-tech/contracts",
     "description": "A library for interacting with Scroll contracts.",
-    "version": "3.0.0",
+    "version": "4.0.0",
     "repository": {
       "type": "git",
       "url": "https://github.com/scroll-tech/scroll.git"