diff --git a/Modules/Blog/classes/class.ilBlogImporter.php b/Modules/Blog/classes/class.ilBlogImporter.php
index d52c4f8e23f7..a6d13a386b43 100644
--- a/Modules/Blog/classes/class.ilBlogImporter.php
+++ b/Modules/Blog/classes/class.ilBlogImporter.php
@@ -45,6 +45,7 @@ function importXmlRepresentation($a_entity, $a_id, $a_xml, $a_mapping)
 	 */
 	function finalProcessing($a_mapping)
 	{		
+		include_once("./Modules/Blog/classes/class.ilBlogPosting.php");
 		$blp_map = $a_mapping->getMappingsOfEntity("Services/COPage", "pg");
 		foreach ($blp_map as $blp_id)
 		{