diff --git a/src/vs/editor/common/config/editorOptions.ts b/src/vs/editor/common/config/editorOptions.ts
index 0b884dca282e9e7f4fb2efb3592a4810f2e1830a..0714b47550efcf623ad3f8d586cee58873047275 100644
--- a/src/vs/editor/common/config/editorOptions.ts
+++ b/src/vs/editor/common/config/editorOptions.ts
@@ -3387,7 +3387,7 @@ class EditorSuggest extends BaseEditorOption<EditorOption.suggest, InternalSugge
 			showIcons: true,
 			showStatusBar: false,
 			preview: false,
-			previewMode: 'subwordDiff',
+			previewMode: 'prefix',
 			showInlineDetails: true,
 			showMethods: true,
 			showFunctions: true,