diff --git a/TypeScript/eslint/.changeset/two-ghosts-swim.md b/TypeScript/eslint/.changeset/two-ghosts-swim.md
new file mode 100644
index 0000000..9df6730
--- /dev/null
+++ b/TypeScript/eslint/.changeset/two-ghosts-swim.md
@@ -0,0 +1,5 @@
+---
+'@croquiscom/eslint-config': major
+---
+
+ESLint 9 and flat config