diff --git a/lib/ui/views/TIMUIKitGroupProfile/widgets/tim_uikit_group_name_card.dart b/lib/ui/views/TIMUIKitGroupProfile/widgets/tim_uikit_group_name_card.dart
index 0e8f0ca..d0d8aad 100644
--- a/lib/ui/views/TIMUIKitGroupProfile/widgets/tim_uikit_group_name_card.dart
+++ b/lib/ui/views/TIMUIKitGroupProfile/widgets/tim_uikit_group_name_card.dart
@@ -164,10 +164,11 @@ class GroupProfileNameCardState extends TIMUIKitState<GroupProfileNameCard>{
   }
 
   /// 验证群昵称格式
-  /// 仅限中文、字母、数字和下划线，2-16个字
+  /// 允许空值（清空昵称）或仅限中文、字母、数字和下划线，2-16个字
   bool _validateNameCard(String text) {
+    // 允许空值，用于清空群昵称
     if (text.isEmpty) {
-      return false;
+      return true;
     }
     
     // 检查长度：2-16个字符
@@ -183,8 +184,8 @@ class GroupProfileNameCardState extends TIMUIKitState<GroupProfileNameCard>{
   /// 实时验证群昵称格式并设置提示信息
   void _validateNameCardRealTime(String text) {
     if (text.isEmpty) {
-      isValid = false;
-      validationMessage = TIM_t("昵称不能为空");
+      isValid = true;
+      validationMessage = TIM_t("清空昵称");
       return;
     }
     
@@ -266,8 +267,8 @@ class _NameCardInputWidgetState extends State<_NameCardInputWidget> {
   void _validateModalInput(String text) {
     setState(() {
       if (text.isEmpty) {
-        modalIsValid = false;
-        modalValidationMessage = TIM_t("昵称不能为空");
+        modalIsValid = true;
+        modalValidationMessage = TIM_t("清空昵称");
       } else if (text.length < 2) {
         modalIsValid = false;
         modalValidationMessage = TIM_t("昵称至少需要2个字符");
@@ -288,8 +289,9 @@ class _NameCardInputWidgetState extends State<_NameCardInputWidget> {
   }
   
   bool _validateNameCard(String text) {
+    // 允许空值，用于清空群昵称
     if (text.isEmpty) {
-      return false;
+      return true;
     }
     
     // 检查长度：2-16个字符