diff --git a/app/controllers/api/databases.php b/app/controllers/api/databases.php
index 3167287b1e..38489c8331 100644
--- a/app/controllers/api/databases.php
+++ b/app/controllers/api/databases.php
@@ -1282,7 +1282,7 @@ App::post('/v1/databases/:databaseId/collections/:collectionId/attributes/dateti
     ->param('collectionId', '', new UID(), 'Collection ID. You can create a new collection using the Database service [server integration](https://appwrite.io/docs/server/databases#databasesCreateCollection).')
     ->param('key', '', new Key(), 'Attribute Key.')
     ->param('required', null, new Boolean(), 'Is attribute required?')
-    ->param('default', null, new DatetimeValidator(), 'Default value for attribute when not provided. Cannot be set when attribute is required.', true)
+    ->param('default', null, new DatetimeValidator(), 'Default value for the attribute in ISO 8601 format. Cannot be set when attribute is required.', true)
     ->param('array', false, new Boolean(), 'Is attribute an array?', true)
     ->inject('response')
     ->inject('dbForProject')
diff --git a/src/Appwrite/Utopia/Response/Model/AttributeDatetime.php b/src/Appwrite/Utopia/Response/Model/AttributeDatetime.php
index 5c1c99337b..16692d215b 100644
--- a/src/Appwrite/Utopia/Response/Model/AttributeDatetime.php
+++ b/src/Appwrite/Utopia/Response/Model/AttributeDatetime.php
@@ -25,7 +25,7 @@ class AttributeDatetime extends Attribute
             ])
             ->addRule('format', [
                 'type' => self::TYPE_DATETIME,
-                'description' => 'Datetime format.',
+                'description' => 'ISO 8601 format.',
                 'default' => APP_DATABASE_ATTRIBUTE_DATETIME,
                 'example' => APP_DATABASE_ATTRIBUTE_DATETIME,
                 'array' => false,