diff --git a/app/common/repositories/user/UserRepository.php b/app/common/repositories/user/UserRepository.php
index c00ac160..ceb41dab 100644
--- a/app/common/repositories/user/UserRepository.php
+++ b/app/common/repositories/user/UserRepository.php
@@ -1649,4 +1649,10 @@ class UserRepository extends BaseRepository
     {
         return app()->make(UserInfoRepository::class)->getSearch(['is_used' => 1])->order(['sort', 'create_time' => 'ASC'])->select()->toArray();
     }
+
+    public function bindPromotionCode($promotionCode, $uid)
+    {
+        return $this->dao->update($uid, ['promotion_code' => $promotionCode, 'promoter_time' => date('Y-m-d H:i:s')]);
+    }
+
 }
diff --git a/app/controller/api/user/User.php b/app/controller/api/user/User.php
index 277f9872..b06ec79c 100644
--- a/app/controller/api/user/User.php
+++ b/app/controller/api/user/User.php
@@ -589,4 +589,11 @@ class User extends BaseController
         return app('json')->success(['url' => $data]);
     }
 
+    public function bindPromotionCode()
+    {
+        $promotionCode = $this->request->param('promotion_code');
+        $this->repository->bindPromotionCode($promotionCode, $this->request->uid());
+        return app('json')->success('修改成功');
+    }
+
 }
diff --git a/route/api.php b/route/api.php
index bec9ef5f..90f2d7b3 100644
--- a/route/api.php
+++ b/route/api.php
@@ -115,6 +115,7 @@ Route::group('api/', function () {
             Route::post('change/phone', 'User/changePhone');
             Route::post('change/info', 'User/updateBaseInfo');
             Route::post('change/password', 'User/changePassword');
+            Route::post('change/bind_promotion_code', 'User/bindPromotionCode');
             //收藏
             Route::get('/relation/product/lst', 'UserRelation/productList');
             Route::get('/relation/merchant/lst', 'UserRelation/merchantList');