diff --git a/process/files/intradata_get.pl b/process/files/intradata_get.pl
index 349b125..d00af83 100644
--- a/process/files/intradata_get.pl
+++ b/process/files/intradata_get.pl
@@ -62,7 +62,7 @@ sub update_project
 
     log INFO, "Update $year/$project_id/butler.xml";
 
-    return $_ if (! create_tree($project_id, $year));
+    return $_ if (! create_tree($year, $project_id));
 
     open my $out, ">", "$year/$project_id/butler.xml";
     print $out $butler;