diff --git a/packages/ra-ui-materialui/src/layout/LoadingIndicator.js b/packages/ra-ui-materialui/src/layout/LoadingIndicator.js
index 812b1594215..43bb5dcf128 100644
--- a/packages/ra-ui-materialui/src/layout/LoadingIndicator.js
+++ b/packages/ra-ui-materialui/src/layout/LoadingIndicator.js
@@ -36,7 +36,6 @@ export const LoadingIndicator = ({
 LoadingIndicator.propTypes = {
     classes: PropTypes.object,
     className: PropTypes.string,
-    isLoading: PropTypes.bool,
     width: PropTypes.string,
 };