diff --git a/src/Illuminate/Database/Eloquent/Concerns/DecoratesQueryBuilder.php b/src/Illuminate/Database/Eloquent/Concerns/DecoratesQueryBuilder.php
index dd3ba2eeaa56..758d1550a001 100644
--- a/src/Illuminate/Database/Eloquent/Concerns/DecoratesQueryBuilder.php
+++ b/src/Illuminate/Database/Eloquent/Concerns/DecoratesQueryBuilder.php
@@ -1062,7 +1062,7 @@ public function decrement($column, $amount = 1, array $extra = [])
     /**
      * @inheritdoc
      */
-    public function delete($id = null)
+    public function delete()
     {
         return $this->forwardDecoratedCallTo($this->query, __FUNCTION__, func_get_args());
     }