diff --git a/Havit.Blazor.Components.Web.Bootstrap/Grids/HxGrid.razor b/Havit.Blazor.Components.Web.Bootstrap/Grids/HxGrid.razor
index 72e8ac9e..b5e268b5 100644
--- a/Havit.Blazor.Components.Web.Bootstrap/Grids/HxGrid.razor
+++ b/Havit.Blazor.Components.Web.Bootstrap/Grids/HxGrid.razor
@@ -72,10 +72,11 @@
 							var headerCellTemplate = column.GetHeaderCellTemplate(gridHeaderCellContext);
 							bool isSortingActive = (totalCount > 0) && columnSorting.Any();
 
-							<th @key="@column" role="@(isSortingActive ? "button" : null)"
+							<th @key="@column"
+								role="@(isSortingActive ? "button" : null)"
 								class="@CssClassHelper.Combine(headerCellTemplate.CssClass, isSortingActive ? (isCurrentSorting ? "hx-grid-sorted" : "hx-grid-sortable") : null)"
-							@onclick="@(isSortingActive ? async () => await HandleSortingClick(column) : null)"
-							@onclick:stopPropagation="isSortingActive">
+								@onclick="@(isSortingActive ? async () => await HandleSortingClick(column) : null)"
+								@onclick:stopPropagation="isSortingActive">
 								<div class="hx-grid-header-cell-container">
 									<div class="hx-grid-header-cell-template">@headerCellTemplate.Template</div>
 									@if (isSortingActive)
diff --git a/Havit.Blazor.Components.Web.Bootstrap/Grids/Internal/HxMultiSelectGridColumnInternal.cs b/Havit.Blazor.Components.Web.Bootstrap/Grids/Internal/HxMultiSelectGridColumnInternal.cs
index 1ef23dcc..5810ade5 100644
--- a/Havit.Blazor.Components.Web.Bootstrap/Grids/Internal/HxMultiSelectGridColumnInternal.cs
+++ b/Havit.Blazor.Components.Web.Bootstrap/Grids/Internal/HxMultiSelectGridColumnInternal.cs
@@ -34,6 +34,11 @@ protected override GridCellTemplate GetHeaderCellTemplate(GridHeaderCellContext
 #endif
 				builder.AddEventStopPropagationAttribute(105, "onclick", true);
 
+				if ((context.TotalCount is null) || (context.TotalCount == 0))
+				{
+					builder.AddAttribute(102, "disabled");
+				}
+
 				builder.CloseElement(); // input
 			}
 		};