diff --git a/src/components/GuipRadio.vue b/src/components/GuipRadio.vue
index e937587..07702ec 100644
--- a/src/components/GuipRadio.vue
+++ b/src/components/GuipRadio.vue
@@ -138,10 +138,16 @@ export default {
       // 当前选项是否选中
       const isSelected = this.getValue(option) === this.selectedValue;
       
-      // 选中状态下优先返回selectedLabel，其次返回labelKey指定的属性
-      return isSelected && option[this.selectedLabelKey] 
-        ? option[this.selectedLabelKey] 
-        : option[this.labelKey] || option;
+      // 选中状态下优先返回 selectedLabel
+      if (isSelected && option[this.selectedLabelKey]) {
+        return option[this.selectedLabelKey];
+      }
+
+      // 明确检查 labelKey 是否存在
+      if (typeof option === 'object' && this.labelKey in option) {
+        return option[this.labelKey];
+      }
+      return option;
     },
     getValue(option) {
       // 处理对象格式的选项