diff --git a/database/migrations/2020_05_05_084033_create_tasks_table.php b/database/migrations/2020_05_05_084033_create_tasks_table.php
index 48f1a3a..c2d4f1c 100644
--- a/database/migrations/2020_05_05_084033_create_tasks_table.php
+++ b/database/migrations/2020_05_05_084033_create_tasks_table.php
@@ -16,7 +16,7 @@ class CreateTasksTable extends Migration
     {
         Schema::create('tasks', function (Blueprint $table) {
             $table->id();
-            $table->unsignedBigInteger('milestone_id');
+            $table->unsignedBigInteger('milestone_id')->nullable();
             $table->unsignedBigInteger('type_id');
             $table->string('title');
             $table->string('description')->nullable();