diff --git a/packages/ra-ui-materialui/src/button/BulkDeleteWithConfirmButton.js b/packages/ra-ui-materialui/src/button/BulkDeleteWithConfirmButton.js
index <HASH>..<HASH> 100644
--- a/packages/ra-ui-materialui/src/button/BulkDeleteWithConfirmButton.js
+++ b/packages/ra-ui-materialui/src/button/BulkDeleteWithConfirmButton.js
@@ -4,6 +4,7 @@ import { connect } from 'react-redux';
 import compose from 'recompose/compose';
 import ActionDelete from '@material-ui/icons/Delete';
 import { withStyles, createStyles } from '@material-ui/core/styles';
+import { fade } from '@material-ui/core/styles/colorManipulator';
 import inflection from 'inflection';
 import { crudDeleteMany } from 'ra-core';
Fic missing fade in BulkDeleteWithConfirmButton