diff --git a/docs/api-change.md b/docs/api-change.md
index 6e5726804b..5cbf3922d4 100644
--- a/docs/api-change.md
+++ b/docs/api-change.md
@@ -2,6 +2,8 @@
 
 Breaking changes are indicated by the :warning: icon.
 
+## Unreleased
+
 - Adding `lang` to the response of `i` and the request parameter of `i/update`.
 
 ## v20240504