diff --git a/src/classes/entities/class-tainacan-collection.php b/src/classes/entities/class-tainacan-collection.php
index 0848a34c8..8dccc6d4e 100644
--- a/src/classes/entities/class-tainacan-collection.php
+++ b/src/classes/entities/class-tainacan-collection.php
@@ -746,10 +746,38 @@ class Collection extends Entity {
 			return true;
 		}
 
-		return parent::validate();
+		return $this->validate_metadata_order() && parent::validate();
 
 	}
 
+	/**
+	 * Validate metadata order collection
+	 *
+	 * @return bool
+	 */
+	function validate_metadata_order() {
+		$Tainacan_Metadata = \Tainacan\Repositories\Metadata::get_instance();
+		$metadata_order = $this->get_metadata_order();
+		if( empty($metadata_order) ) {
+			return true;
+		}
+
+		$parent = 0;
+		for($pos = 0; $pos < sizeof($metadata_order); $pos++ ) {
+			$metadatum_id = $metadata_order[$pos]['id'];
+			$metadatum = $Tainacan_Metadata->fetch( $metadatum_id );
+			if ($metadatum->get_parent() != 0) {
+				if ($parent != $metadatum->get_parent()) {
+					$this->add_error('metadata_order', __('collection order is invalid', 'tainacan'));
+					return false;
+				}
+			} else {
+				$parent = $metadatum_id;
+			}
+		}
+		return true;
+	}
+
 	/**
 	 * Checks if an user have permission on any of the collections capabilities
 	 * defined in Tainacan\Roles class.
diff --git a/tests/test-api-metadata.php b/tests/test-api-metadata.php
index d4cdfada8..06525444c 100644
--- a/tests/test-api-metadata.php
+++ b/tests/test-api-metadata.php
@@ -846,14 +846,22 @@ class TAINACAN_REST_Metadata_Controller extends TAINACAN_UnitApiTestCase {
 	 * @group compound_metadatum
 	 */
 	public function test_create_compound_metadatum_API() {
-		$collection = $this->tainacan_entity_factory->create_entity('collection', '', true);
+		$collection = $this->tainacan_entity_factory->create_entity(
+			'collection', 
+			array(
+				'name'   => 'quadrado', 
+				'status' => 'publish'
+			), 
+			true
+		);
 
 		$this->tainacan_entity_factory->create_entity(
 			'item',
 			array(
 				'title'       => 'No name',
 				'description' => 'No description',
-				'collection'  => $collection
+				'collection'  => $collection,
+				'status' => 'publish'
 			),
 			true
 		);
diff --git a/tests/test-compound-metadatum-types.php b/tests/test-compound-metadatum-types.php
index de988e331..46fa44910 100644
--- a/tests/test-compound-metadatum-types.php
+++ b/tests/test-compound-metadatum-types.php
@@ -336,5 +336,131 @@ class CompoundMetadatumTypes extends TAINACAN_UnitTestCase {
 		
 		
 	}
+
+	function teste_validations_metadada_order() {
+
+		$Tainacan_Collections = \Tainacan\Repositories\Collections::get_instance();
+		
+
+		$collection = $this->tainacan_entity_factory->create_entity(
+			'collection',
+			array(
+				'name'   => 'test',
+				'status' => 'publish'
+			),
+			true
+		);
+
+		$metadatum = $this->tainacan_entity_factory->create_entity(
+			'metadatum',
+			array(
+				'name' => 'meta',
+				'description' => 'description',
+				'collection' => $collection,
+				'metadata_type' => 'Tainacan\Metadata_Types\Compound',
+				'status'	 => 'publish',
+			),
+			true
+		);
+
+		$metadatum_child1 = $this->tainacan_entity_factory->create_entity(
+			'metadatum',
+			array(
+				'name' => 'meta2',
+				'description' => 'description',
+				'collection' => $collection,
+				'metadata_type' => 'Tainacan\Metadata_Types\Text',
+				'status'	 => 'publish',
+				'parent' 	 => $metadatum->get_id(),
+			),
+			true
+		);
+
+		$metadatum_child2 = $this->tainacan_entity_factory->create_entity(
+			'metadatum',
+			array(
+				'name' => 'meta3',
+				'description' => 'description',
+				'collection' => $collection,
+				'metadata_type' => 'Tainacan\Metadata_Types\Text',
+				'status'	 => 'publish',
+				'parent' 	 => $metadatum->get_id(),
+			),
+			true
+		);
+
+		$metadatum1 = $this->tainacan_entity_factory->create_entity(
+			'metadatum',
+			array(
+				'name' => 'meta3',
+				'description' => 'description',
+				'collection' => $collection,
+				'metadata_type' => 'Tainacan\Metadata_Types\Text',
+				'status'	 => 'publish'
+			),
+			true
+		);
+
+		$metadatum2 = $this->tainacan_entity_factory->create_entity(
+			'metadatum',
+			array(
+				'name' => 'meta4',
+				'description' => 'description',
+				'collection' => $collection,
+				'metadata_type' => 'Tainacan\Metadata_Types\Text',
+				'status'	 => 'publish'
+			),
+			true
+		);
+
+		$order = [
+			['id' => $metadatum->get_id(), 'enabled' => true],
+			['id' => $metadatum_child1->get_id(), 'enabled' => true],
+			['id' => $metadatum_child2->get_id(), 'enabled' => true],
+			['id' => $metadatum1->get_id(), 'enabled' => true],
+			['id' => $metadatum2->get_id(), 'enabled' => true]
+		];
+
+		$collection->set_metadata_order($order);
+		$collection->validate();
+		\tainacan_collections()->insert($collection);
+		
+		$metadata_order = $Tainacan_Collections->fetch( $collection->get_id(), 'OBJECT' )->get_metadata_order();
+		$this->assertEquals($metadata_order[0]['id'], $order[0]['id']);
+		$this->assertEquals($metadata_order[1]['id'], $order[1]['id']);
+		$this->assertEquals($metadata_order[2]['id'], $order[2]['id']);
+		$this->assertEquals($metadata_order[3]['id'], $order[3]['id']);
+		$this->assertEquals($metadata_order[4]['id'], $order[4]['id']);
 	
+		$order = [
+			['id' => $metadatum1->get_id(), 'enabled' => true],
+			['id' => $metadatum2->get_id(), 'enabled' => true],
+			['id' => $metadatum->get_id(), 'enabled' => true],
+			['id' => $metadatum_child1->get_id(), 'enabled' => true],
+			['id' => $metadatum_child2->get_id(), 'enabled' => true]
+		];
+
+		$collection->set_metadata_order($order);
+		$collection->validate();
+		\tainacan_collections()->insert($collection);
+		
+		$metadata_order = $Tainacan_Collections->fetch( $collection->get_id(), 'OBJECT' )->get_metadata_order();
+		$this->assertEquals($metadata_order[0]['id'], $order[0]['id']);
+		$this->assertEquals($metadata_order[1]['id'], $order[1]['id']);
+		$this->assertEquals($metadata_order[2]['id'], $order[2]['id']);
+		$this->assertEquals($metadata_order[3]['id'], $order[3]['id']);
+		$this->assertEquals($metadata_order[4]['id'], $order[4]['id']);
+
+
+		$order = [
+			['id' => $metadatum1->get_id(), 'enabled' => true],
+			['id' => $metadatum->get_id(), 'enabled' => true],
+			['id' => $metadatum2->get_id(), 'enabled' => true],
+			['id' => $metadatum_child1->get_id(), 'enabled' => true],
+			['id' => $metadatum_child2->get_id(), 'enabled' => true]
+		];
+
+		$collection->set_metadata_order($order);
+		$this->assertFalse($collection->validate());
+	}
 }
\ No newline at end of file