diff --git a/install/sqls/00049-ignored-sources.sql b/install/sqls/00049-ignored-sources.sql
index 70dab75e..f010b8bd 100644
--- a/install/sqls/00049-ignored-sources.sql
+++ b/install/sqls/00049-ignored-sources.sql
@@ -1,2 +1,2 @@
-CREATE TABLE `ignored_sources` (`id` BIGINT(20) UNSIGNED NULL AUTO_INCREMENT , `owner` BIGINT(20) UNSIGNED NOT NULL , `source` BIGINT(20) NOT NULL , PRIMARY KEY (`id`), INDEX (`owner`)) ENGINE = InnoDB;
+CREATE TABLE `ignored_sources` (`id` BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT , `owner` BIGINT(20) UNSIGNED NOT NULL , `source` BIGINT(20) NOT NULL , PRIMARY KEY (`id`), INDEX (`owner`)) ENGINE = InnoDB;
 ALTER TABLE `ignored_sources` ADD INDEX `owner_source` (`owner`, `source`);