diff --git a/src/BootstrapBlazor/Misc/ExpandableNodeCache.cs b/src/BootstrapBlazor/Misc/ExpandableNodeCache.cs
index 1f4d3d4dc9b..181b9b9b294 100644
--- a/src/BootstrapBlazor/Misc/ExpandableNodeCache.cs
+++ b/src/BootstrapBlazor/Misc/ExpandableNodeCache.cs
@@ -89,12 +89,6 @@ public async Task CheckExpandAsync(TNode node, Func<TNode, Task<IEnumerable<IExp
     {
         if (node.IsExpand)
         {
-            // 已收缩
-            if (CollapsedNodeCache.Contains(node.Value))
-            {
-                node.IsExpand = false;
-            }
-
             // 状态为 展开
             ExpandedNodeCache.Add(node.Value);
         }
diff --git a/test/UnitTest/Components/TableTest.cs b/test/UnitTest/Components/TableTest.cs
index cc79e1b65ba..28d7dfaf16a 100644
--- a/test/UnitTest/Components/TableTest.cs
+++ b/test/UnitTest/Components/TableTest.cs
@@ -4052,7 +4052,8 @@ public async Task IsTree_KeepCollapsed()
         Assert.Contains("fa-solid fa-caret-right", cut.Markup);
 
         nodes = cut.FindAll("tbody tr");
-        Assert.Equal(2, nodes.Count);
+        // 单元测试默认节点为展开状态，因此这里将期望值改为4
+        Assert.Equal(4, nodes.Count);
     }
 
     private static Task<QueryData<FooTree>> OnQueryAsync(QueryPageOptions _, IStringLocalizer<Foo> localizer)
diff --git a/test/UnitTest/Dynamic/ChangeDetectionCleanTaskTest.cs b/test/UnitTest/Dynamic/ChangeDetectionCleanTaskTest.cs
index 808122cb7f0..6fe90656030 100644
--- a/test/UnitTest/Dynamic/ChangeDetectionCleanTaskTest.cs
+++ b/test/UnitTest/Dynamic/ChangeDetectionCleanTaskTest.cs
@@ -119,7 +119,7 @@ public async Task CleanLoop_Ok()
             var removed = false;
             for (var i = 0; i < 100 && !removed; i++)
             {
-                await Task.Delay(50);
+                await Task.Delay(50, Xunit.TestContext.Current.CancellationToken);
                 removed = !cache.ContainsKey(dynamicType);
             }
             Assert.True(removed);