diff --git a/Mimeo.DynamicUI.Blazor/Controls/DataSourceDropDownGrid.razor.cs b/Mimeo.DynamicUI.Blazor/Controls/DataSourceDropDownGrid.razor.cs
index f91b181..424505c 100644
--- a/Mimeo.DynamicUI.Blazor/Controls/DataSourceDropDownGrid.razor.cs
+++ b/Mimeo.DynamicUI.Blazor/Controls/DataSourceDropDownGrid.razor.cs
@@ -397,7 +397,7 @@ private async Task<List<ViewModel>> GetViewModelsByValues(IEnumerable<TValue?> v
             return (await ItemSource.GetModels(new DataQuery
             {
                 Filters = [
-                    new DataQueryFilter(new DataFieldDefinition(ValueField), DataFilterOperator.In, valuesSet)
+                    new DataQueryFilter(new DataFieldDefinition(ValueField), DataFilterOperator.In, valuesSet) { IgnoreCase = false }
                 ],
                 Top = valuesSet.Count
             })).Value?.ToList() ?? [];