diff --git a/packages/mui-material/src/Dialog/Dialog.test.js b/packages/mui-material/src/Dialog/Dialog.test.js
index 1fbbb2bc524eb8..78b91f7f68f13e 100644
--- a/packages/mui-material/src/Dialog/Dialog.test.js
+++ b/packages/mui-material/src/Dialog/Dialog.test.js
@@ -174,7 +174,15 @@ describe('', () => {
const onBackdropClick = spy();
const onClose = spy();
render(
-