diff --git a/module/project/control.php b/module/project/control.php
index 634ba62302..282625cc34 100755
--- a/module/project/control.php
+++ b/module/project/control.php
@@ -500,7 +500,7 @@ class project extends control
             $postData   = form::data($this->config->project->form->edit);
             $newProject = $this->projectZen->prepareProject($postData, $project->hasProduct);
 
-            $changes = $this->project->update($newProject, $project, (int)$this->post->uid);
+            $changes = $this->project->update($newProject, $project, $this->post->uid);
             if($changes)
             {
                 $actionID = $this->loadModel('action')->create('project', $projectID, 'edited');
diff --git a/module/project/model.php b/module/project/model.php
index 30a62c831a..608054ffca 100755
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -1506,11 +1506,11 @@ class projectModel extends model
      *
      * @param  object      $project
      * @param  object      $oldProject
-     * @param  int         $uid
+     * @param  string      $uid
      * @access public
      * @return array|false
      */
-    public function update(object $project, object $oldProject, int $uid): array|false
+    public function update(object $project, object $oldProject, string $uid): array|false
     {
         /* 通过主键查老项目信息, 处理父节点和图片字段。*/
         /* Fetch old project's info and dispose parent and file info. */
diff --git a/module/project/test/project.class.php b/module/project/test/project.class.php
index b454205a4c..949e08e200 100644
--- a/module/project/test/project.class.php
+++ b/module/project/test/project.class.php
@@ -112,11 +112,11 @@ class Project
      *
      * @param  object $project
      * @param  object $oldProject
-     * @param  int    $uid
+     * @param  string $uid
      * @access public
      * @return void
      */
-    public function update(object $project, object $oldProject, int $uid)
+    public function update(object $project, object $oldProject, string $uid)
     {
         $this->project->update($project, $oldProject, $uid);