diff --git a/src/BootstrapBlazor/Components/Radio/RadioList.razor.cs b/src/BootstrapBlazor/Components/Radio/RadioList.razor.cs
index 053fd5c903d004610970e0c15a8edc5714bec7b2..1efd0090bd12ea9c3d14a801d690cfe031546fbb 100644
--- a/src/BootstrapBlazor/Components/Radio/RadioList.razor.cs
+++ b/src/BootstrapBlazor/Components/Radio/RadioList.razor.cs
@@ -44,25 +44,17 @@ public partial class RadioList<TValue>
         .Build();
 
     /// <summary>
-    /// OnInitialized 方法
+    /// OnParametersSet 方法
     /// </summary>
-    protected override void OnInitialized()
+    protected override void OnParametersSet()
     {
-        base.OnInitialized();
+        base.OnParametersSet();
 
         var t = NullableUnderlyingType ?? typeof(TValue);
-        if (t.IsEnum)
+        if (t.IsEnum && Items == null)
         {
             Items = t.ToSelectList((NullableUnderlyingType != null && IsAutoAddNullItem) ? new SelectedItem("", NullItemText) : null);
         }
-    }
-
-    /// <summary>
-    /// OnParametersSet 方法
-    /// </summary>
-    protected override void OnParametersSet()
-    {
-        base.OnParametersSet();
 
         if (!Items.Any(i => i.Value == CurrentValueAsString))
         {