diff --git a/packages/mui-material/src/Autocomplete/Autocomplete.js b/packages/mui-material/src/Autocomplete/Autocomplete.js
index 6ac952462b5277..28f490861ebec0 100644
--- a/packages/mui-material/src/Autocomplete/Autocomplete.js
+++ b/packages/mui-material/src/Autocomplete/Autocomplete.js
@@ -332,6 +332,7 @@ const AutocompleteListbox = styled('ul', {
     padding: '8px 0',
     maxHeight: '40vh',
     overflow: 'auto',
+    isolation: 'isolate', // Prevent overlap with iOS overlay scrollbars.
     position: 'relative',
     [`& .${autocompleteClasses.option}`]: {
       minHeight: 48,
diff --git a/packages/mui-material/src/List/List.js b/packages/mui-material/src/List/List.js
index 708a8da33d82e9..3e885b9208be28 100644
--- a/packages/mui-material/src/List/List.js
+++ b/packages/mui-material/src/List/List.js
@@ -48,9 +48,7 @@ const ListRoot = styled('ul', {
       props: ({ ownerState }) => ownerState.subheader,
       style: {
         paddingTop: 0,
-        // prevent overlap with iOS overlay scrollbars
-        // https://github.com/mui/material-ui/issues/44569
-        isolation: 'isolate',
+        isolation: 'isolate', // Prevent overlap with iOS overlay scrollbars.
       },
     },
   ],