diff --git a/src/back/app.ts b/src/back/app.ts
index 8bfd6d2..7e99495 100644
--- a/src/back/app.ts
+++ b/src/back/app.ts
@@ -20,6 +20,7 @@ declare module "koa" {
 	interface BaseContext {
 		$context: SealiousContext;
 		$app: TheApp;
+		$body: Record<string, unknown>;
 	}
 }