diff --git a/packages/cli/src/acp-integration/schema.ts b/packages/cli/src/acp-integration/schema.ts
index e0da29fea..05b5b1908 100644
--- a/packages/cli/src/acp-integration/schema.ts
+++ b/packages/cli/src/acp-integration/schema.ts
@@ -255,7 +255,6 @@ export const authenticateUpdateSchema = z.object({
 
 export type AuthenticateUpdate = z.infer<typeof authenticateUpdateSchema>;
 
-// ACP `_meta` extensibility field: implementations MUST NOT assume keys.
 export const acpMetaSchema = z.record(z.unknown()).nullable().optional();
 
 export const modelIdSchema = z.string();