diff --git a/addons/default/visiosoft/cats-module/resources/lang/nl/button.php b/addons/default/visiosoft/cats-module/resources/lang/nl/button.php
index 2303aa27b..564c42ab4 100644
--- a/addons/default/visiosoft/cats-module/resources/lang/nl/button.php
+++ b/addons/default/visiosoft/cats-module/resources/lang/nl/button.php
@@ -5,4 +5,5 @@ return [
     'add_sub_category' => 'Subcategorie toevoegen',
     'sub_category' => 'Subcategorie weergeven',
     'new_placeholderforsearch' => 'Nieuwe plaatshoudervoor zoeken',
+    'convert_main' => 'Convert Main Category',
 ];