diff --git a/docs/api/breaking-changes.md b/docs/api/breaking-changes.md
index 2ece6adcc6900..afa7a7d304b6b 100644
--- a/docs/api/breaking-changes.md
+++ b/docs/api/breaking-changes.md
@@ -35,7 +35,7 @@ app.makeSingleInstance(function (argv, cwd) {
 })
 // Replace with
 app.requestSingleInstanceLock()
-app.on('second-instance', function (argv, cwd) {
+app.on('second-instance', function (event, argv, cwd) {
 
 })
 ```