diff --git a/CHANGELOG.md b/CHANGELOG.md
index 07568e129b2a..01a614caf699 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 ##### Unreleased
 - Compat data improvements:
   - Added [Deno 1.40](https://deno.com/blog/v1.40) compat data mapping
+  - Updated Electron 30 compat data mapping
 
 ##### [3.35.1 - 2024.01.21](https://github.com/zloirock/core-js/releases/tag/v3.35.1)
 - Fixed internal `ToLength` operation with bigints, [#1318](https://github.com/zloirock/core-js/issues/1318)
diff --git a/packages/core-js-compat/src/mapping.mjs b/packages/core-js-compat/src/mapping.mjs
index ea61073593f8..fd647b4005d8 100644
--- a/packages/core-js-compat/src/mapping.mjs
+++ b/packages/core-js-compat/src/mapping.mjs
@@ -152,7 +152,7 @@ export default {
     [118, '27.0'],
     [120, '28.0'],
     [122, '29.0'],
-    [122, '30.0'],
+    [123, '30.0'],
   ],
   // https://github.com/mdn/browser-compat-data/blob/main/browsers/opera.json
   ChromeToOpera(chrome) {