diff --git a/application/Espo/Core/Utils/Database/Schema/Column.php b/application/Espo/Core/Utils/Database/Schema/Column.php
index 90a280370a..751f0888c5 100644
--- a/application/Espo/Core/Utils/Database/Schema/Column.php
+++ b/application/Espo/Core/Utils/Database/Schema/Column.php
@@ -29,6 +29,9 @@
 
 namespace Espo\Core\Utils\Database\Schema;
 
+/**
+ * A DB column parameters.
+ */
 class Column
 {
     private bool $notNull = false;