diff --git a/database/migrations/2022_06_17_103722_change_delete_restiction_pivot_user_site.php b/database/migrations/2022_06_17_103722_change_delete_restiction_pivot_user_site.php
new file mode 100644
index 0000000..e308052
--- /dev/null
+++ b/database/migrations/2022_06_17_103722_change_delete_restiction_pivot_user_site.php
@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class ChangeDeleteRestictionPivotUserSite extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('user_site', function (Blueprint $table) {
+            $table->dropForeign(['site_id']);
+            $table->foreign('site_id')->references('id')->on('sites')
+                ->cascadeOnDelete();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        //
+    }
+}