diff --git a/ui/src/views/application/ApplicationSetting.vue b/ui/src/views/application/ApplicationSetting.vue
index f202cf59f..7880ee4ca 100644
--- a/ui/src/views/application/ApplicationSetting.vue
+++ b/ui/src/views/application/ApplicationSetting.vue
@@ -451,8 +451,12 @@ const submit = async (formEl: FormInstance | undefined) => {
     }
   })
 }
-const model_change = (model_id: string) => {
-  AIModeParamSettingDialogRef.value?.reset_default(model_id)
+const model_change = (model_id?: string) => {
+  if (model_id) {
+    AIModeParamSettingDialogRef.value?.reset_default(model_id)
+  } else {
+    refreshForm({})
+  }
 }
 const openAIParamSettingDialog = () => {
   const model_id = applicationForm.value.model_id
diff --git a/ui/src/workflow/nodes/ai-chat-node/index.vue b/ui/src/workflow/nodes/ai-chat-node/index.vue
index 04b279988..87737459c 100644
--- a/ui/src/workflow/nodes/ai-chat-node/index.vue
+++ b/ui/src/workflow/nodes/ai-chat-node/index.vue
@@ -239,8 +239,12 @@ function submitDialog() {
   set(props.nodeModel.properties.node_data, 'prompt', cloneContent.value)
   dialogVisible.value = false
 }
-const model_change = (model_id: string) => {
-  AIModeParamSettingDialogRef.value?.reset_default(model_id)
+const model_change = (model_id?: string) => {
+  if (model_id) {
+    AIModeParamSettingDialogRef.value?.reset_default(model_id)
+  } else {
+    refreshParam({})
+  }
 }
 const {
   params: { id }
diff --git a/ui/src/workflow/nodes/question-node/index.vue b/ui/src/workflow/nodes/question-node/index.vue
index b2cdc0d02..adfb34b8d 100644
--- a/ui/src/workflow/nodes/question-node/index.vue
+++ b/ui/src/workflow/nodes/question-node/index.vue
@@ -232,8 +232,12 @@ function openDialog() {
   cloneContent.value = form_data.value.prompt
   dialogVisible.value = true
 }
-const model_change = (model_id: string) => {
-  AIModeParamSettingDialogRef.value?.reset_default(model_id)
+const model_change = (model_id?: string) => {
+  if (model_id) {
+    AIModeParamSettingDialogRef.value?.reset_default(model_id)
+  } else {
+    refreshParam({})
+  }
 }
 function submitDialog() {
   set(props.nodeModel.properties.node_data, 'prompt', cloneContent.value)