diff --git a/lib/bottom_sheet/multi_select_bottom_sheet_field.dart b/lib/bottom_sheet/multi_select_bottom_sheet_field.dart
index ff11320..40b7779 100644
--- a/lib/bottom_sheet/multi_select_bottom_sheet_field.dart
+++ b/lib/bottom_sheet/multi_select_bottom_sheet_field.dart
@@ -191,8 +191,8 @@ class MultiSelectBottomSheetField<V> extends FormField<List<V>> {
                 checkColor: checkColor,
                 isDismissible: isDismissible,
               );
-              return _MultiSelectBottomSheetFieldView<V?>._withState(
-                  view as _MultiSelectBottomSheetFieldView<V?>, state);
+              return _MultiSelectBottomSheetFieldView<V>._withState(
+                  view as _MultiSelectBottomSheetFieldView<V>, state);
             });
 }