diff --git a/languageinterface.module b/languageinterface.module
index f3b9fa6..4f5bb13 100644
--- a/languageinterface.module
+++ b/languageinterface.module
@@ -116,6 +116,7 @@ function languagepath($lang) {
     $rest = implode("/", $args);
 
     // find translation
+    module_load_include('module', 'node');
     $node = node_load($nid);
     if ($node->tnid) {
       $nid = $node->tnid;