diff --git a/CHANGELOG.md b/CHANGELOG.md
index e69de29..5d83a0a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -0,0 +1,13 @@
+# Changelog
+
+## 1.0.0 (2024-09-26)
+
+
+### Features
+
+* Deployed and Verified SponsorPaymaster on Testnet ([#2](https://github.com/circlefin/buidl-wallet-contracts/issues/2)) ([9cdf6dc](https://github.com/circlefin/buidl-wallet-contracts/commit/9cdf6dcae6af02270d118bbf0f7e0f5ba09cb9ae))
+
+
+### Miscellaneous Chores
+
+* organize imports ([#1](https://github.com/circlefin/buidl-wallet-contracts/issues/1)) ([1d2d26c](https://github.com/circlefin/buidl-wallet-contracts/commit/1d2d26c1f22475a7cdbf2689a6c3415142e8e8e5))
diff --git a/package.json b/package.json
index 8fd3561..51e534d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "buidl-wallet-contracts",
-  "version": "1.3.1",
+  "version": "1.0.0",
   "description": "buidl-wallet-contracts",
   "scripts": {
     "clean": "rm -rf cache artifacts typechain-types",