diff --git a/web/src/components/AgentConfigSidebar.vue b/web/src/components/AgentConfigSidebar.vue
index 2ae7fbe6..bb1b0c4e 100644
--- a/web/src/components/AgentConfigSidebar.vue
+++ b/web/src/components/AgentConfigSidebar.vue
@@ -691,7 +691,7 @@ const validateAndFilterConfig = () => {
     }
 
     // 检查多选配置项 (type === 'list' 且有 options)
-    else if (configItem.type === 'list' && configItem.options && Array.isArray(currentValue)) {
+    else if (configItem.type === 'list' && configItem.options.length > 0 && Array.isArray(currentValue)) {
       const validOptions = configItem.options
       validatedConfig[key] = currentValue.filter((value) => validOptions.includes(value))