diff --git a/migrations/m000000_000000_install.php b/migrations/m000000_000000_install.php
index 4e6cb70..6ee1bbc 100644
--- a/migrations/m000000_000000_install.php
+++ b/migrations/m000000_000000_install.php
@@ -220,7 +220,7 @@ public function up()
             'name' => Schema::TYPE_STRING . '(128) NOT NULL',
             'title' => Schema::TYPE_STRING . '(128) DEFAULT NULL',
             'text' => Schema::TYPE_TEXT . ' NOT NULL',
-            'answer' => Schema::TYPE_TEXT . ' NOT NULL',
+            'answer' => Schema::TYPE_TEXT . ' DEFAULT NULL',
             'email' => Schema::TYPE_STRING . '(128) DEFAULT NULL',
             'time' => Schema::TYPE_INTEGER .  " DEFAULT '0'",
             'ip' => Schema::TYPE_STRING . '(16) NOT NULL',