diff --git a/extensions/vscode-api-tests/src/singlefolder-tests/rpc.test.ts b/extensions/vscode-api-tests/src/singlefolder-tests/rpc.test.ts
index b7c4c7c2abe..9a688165d86 100644
--- a/extensions/vscode-api-tests/src/singlefolder-tests/rpc.test.ts
+++ b/extensions/vscode-api-tests/src/singlefolder-tests/rpc.test.ts
@@ -47,6 +47,10 @@ suite('vscode', function () {
 		}
 		assert.strictEqual(rpcPaths.length, 0, rpcPaths.join('\n'));
 		assert.strictEqual(proxyPaths.length, 0, proxyPaths.join('\n'));
+
+		// todo@jrieken
+		// this should be run after/before each test because some objects are short lived,
+		// like notebook-editor, documents etc.
 	});
 
 });