diff --git a/database/migrations/task10/2021_11_09_090858_create_visitors_table.php b/database/migrations/task10/2021_11_09_090858_create_visitors_table.php
index 7a53968c..08e7516e 100644
--- a/database/migrations/task10/2021_11_09_090858_create_visitors_table.php
+++ b/database/migrations/task10/2021_11_09_090858_create_visitors_table.php
@@ -16,7 +16,7 @@ public function up()
         // TASK: edit this migration so country_id would allow NULL values
         Schema::create('visitors', function (Blueprint $table) {
             $table->id();
-            $table->foreignId('country_id')->constrained();
+            $table->foreignId('country_id')->nullable()->constrained();
             $table->string('ip_address');
             $table->timestamps();
         });