diff --git a/src/api/common.js b/src/api/common.js
index c57228f..7932a9f 100644
--- a/src/api/common.js
+++ b/src/api/common.js
@@ -5,7 +5,7 @@ export function upload(data) {
     url: '/common/UploadFile',
     method: 'POST',
     data: data,
-    headers: { "Content-Type": "multipart/form-data" },
+    headers: { 'Content-Type': 'multipart/form-data' }
   })
 }
 
@@ -18,6 +18,6 @@ export function sendEmail(data) {
   return request({
     url: '/common/SendEmail',
     method: 'POST',
-    data: data,
+    data: data
   })
 }
diff --git a/src/api/system/user.js b/src/api/system/user.js
index c660261..b3477bf 100644
--- a/src/api/system/user.js
+++ b/src/api/system/user.js
@@ -116,7 +116,8 @@ export function uploadAvatar(data) {
   return request({
     url: '/system/user/profile/avatar',
     method: 'post',
-    data: data
+    data: data,
+    headers: { 'Content-Type': 'multipart/form-data' }
   })
 }
 
diff --git a/src/utils/request.js b/src/utils/request.js
index 3d507b2..e94874f 100644
--- a/src/utils/request.js
+++ b/src/utils/request.js
@@ -29,8 +29,9 @@ service.interceptors.request.use(
       config.headers['userName'] = useUserStore().userName
     }
     const method = config?.method || 'get'
+    const header = config?.headers['Content-Type'] ?? ''
 
-    if (method.toLowerCase() === 'post' || method.toLowerCase() === 'put') {
+    if ((method.toLowerCase() === 'post' || method.toLowerCase() === 'put') && header != 'multipart/form-data') {
       config.data = delEmptyQueryNodes(config.data)
     }
     return config