diff --git a/CHANGELOG.md b/CHANGELOG.md
index c54dd8c..b841b2f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
 # Changelog
+## [1.8.3] - 2024-12-02
+- Added default configuration for Arbitrum Sepolia
+
 ## [1.8.2] - 2024-08-30
 ### New
 - Update to the new bundler schema URLs