diff --git a/packages/mui-lab/src/LoadingButton/LoadingButton.js b/packages/mui-lab/src/LoadingButton/LoadingButton.js
index f5a581d3f57d8a..15d2b7574669d1 100644
--- a/packages/mui-lab/src/LoadingButton/LoadingButton.js
+++ b/packages/mui-lab/src/LoadingButton/LoadingButton.js
@@ -87,7 +87,7 @@ const LoadingButtonRoot = styled(Button, {
     }),
 }));
 
-const LoadingButtonLoadingIndicator = styled('div', {
+const LoadingButtonLoadingIndicator = styled('span', {
   name: 'MuiLoadingButton',
   slot: 'LoadingIndicator',
   overridesResolver: (props, styles) => {