diff --git a/app/src/Controller/MatchgridsController.php b/app/src/Controller/MatchgridsController.php
index 03c097ce8..cb18f560e 100644
--- a/app/src/Controller/MatchgridsController.php
+++ b/app/src/Controller/MatchgridsController.php
@@ -64,9 +64,9 @@ public function beforeFilter(EventInterface $event) {
    * @param  Integer $id Matchgrid ID
    */
   
-  public function build(int $id) {
+  public function build(string $id) {
     try {
-      $this->Matchgrids->build($id);
+      $this->Matchgrids->build((int)$id);
       $this->Flash->success(__('match.rs.build'));
     }
     catch(Exception $e) {