diff --git a/htdocs/install/upgrade2.php b/htdocs/install/upgrade2.php
index b12be41660a..6e1ac9411bc 100644
--- a/htdocs/install/upgrade2.php
+++ b/htdocs/install/upgrade2.php
@@ -1582,7 +1582,8 @@ function migrate_delete_old_files($db,$langs,$conf)
 	$filetodeletearray=array(
 	DOL_DOCUMENT_ROOT.'/includes/triggers/interface_demo.class.php',
 	DOL_DOCUMENT_ROOT.'/includes/menus/barre_left/default.php',
-	DOL_DOCUMENT_ROOT.'/includes/menus/barre_top/default.php'
+	DOL_DOCUMENT_ROOT.'/includes/menus/barre_top/default.php',
+	DOL_DOCUMENT_ROOT.'/includes/modules/modComptabiliteExpert.class.php'
 	);
 
 	foreach ($filetodeletearray as $filetodelete)