diff --git a/lib/dialog/multi_select_dialog_field.dart b/lib/dialog/multi_select_dialog_field.dart
index ed72e6c..9160ff3 100644
--- a/lib/dialog/multi_select_dialog_field.dart
+++ b/lib/dialog/multi_select_dialog_field.dart
@@ -292,7 +292,7 @@ class __MultiSelectDialogFieldViewState<V>
   void initState() {
     super.initState();
     if (widget.initialValue != null) {
-      _selectedItems.addAll(widget.initialValue!);
+      _selectedItems = widget.initialValue!;
     }
   }