diff --git a/src/api/index.js b/src/api/index.js
index bd52db0..4615fa8 100644
--- a/src/api/index.js
+++ b/src/api/index.js
@@ -7,14 +7,14 @@ const request = (url, method, query = {}, data = {}) => {
   const userId = uni.getStorageSync('userId') || ''
   const username = uni.getStorageSync('username') || ''
   
-  // POST 请求且有 data 时，用 form-urlencoded 格式
-  const useFormData = method === 'POST' && Object.keys(data).length > 0
+  // 特殊情况：入库和库存调整需要 form-urlencoded 格式
+  const useFormData = (url.includes('/stock/in') || url.includes('/stock/adjust')) && Object.keys(data).length > 0
   
   return new Promise((resolve, reject) => {
     uni.request({
       url: BASE_URL + url,
       method: method,
-      data: useFormData ? data : (method === 'GET' ? query : {}),
+      data: useFormData ? data : (method === 'GET' ? query : (method === 'POST' && Object.keys(data).length > 0 ? data : {})),
       header: {
         'Content-Type': useFormData ? 'application/x-www-form-urlencoded' : 'application/json',
         'Authorization': token ? `Bearer ${token}` : '',