diff --git a/src/views/shop-management/list/index.vue b/src/views/shop-management/list/index.vue
index c449f95..896456e 100644
--- a/src/views/shop-management/list/index.vue
+++ b/src/views/shop-management/list/index.vue
@@ -135,6 +135,7 @@
                     filterable
                     remote
                     clearable
+                    :value-on-clear="() => null"
                     placeholder="请选择或搜索平台业务员"
                     :remote-method="searchPlatformSalespeople"
                     :loading="salespersonLoading"
@@ -367,6 +368,7 @@
   const defaultRoleList = ref<any[]>([])
   const salespersonLoading = ref(false)
   const salespersonOptions = ref<ShopBusinessOwnerCandidate[]>([])
+  const initialBusinessOwnerAccountId = ref<number | null>(null)
   const creditDialogVisible = ref(false)
   const currentCreditShop = ref<ShopFundSummaryItem | null>(null)
   const creditLoadingShopId = ref<number | null>(null)
@@ -638,6 +640,7 @@
       formData.contact_name = row.contact_name || ''
       formData.contact_phone = row.contact_phone || ''
       formData.business_owner_account_id = row.business_owner_account_id ?? null
+      initialBusinessOwnerAccountId.value = row.business_owner_account_id ?? null
       formData.client_login_disabled = row.client_login_disabled
       formData.status = row.status
       formData.init_username = ''
@@ -657,6 +660,7 @@
       formData.contact_name = ''
       formData.contact_phone = ''
       formData.business_owner_account_id = null
+      initialBusinessOwnerAccountId.value = null
       formData.client_login_disabled = false
       formData.status = CommonStatus.ENABLED
       formData.init_username = ''
@@ -1099,7 +1103,13 @@
               client_login_disabled: formData.client_login_disabled
             }
             if (!isAgentAccount.value) {
-              data.business_owner_account_id = formData.business_owner_account_id
+              const businessOwnerAccountId =
+                typeof formData.business_owner_account_id === 'number'
+                  ? formData.business_owner_account_id
+                  : null
+              if (businessOwnerAccountId !== initialBusinessOwnerAccountId.value) {
+                data.business_owner_account_id = businessOwnerAccountId
+              }
             }
 
             // 可选字段