diff --git a/app/services/dossier_filter_service.rb b/app/services/dossier_filter_service.rb
index 54e700965..982675ade 100644
--- a/app/services/dossier_filter_service.rb
+++ b/app/services/dossier_filter_service.rb
@@ -58,7 +58,7 @@ class DossierFilterService
         .uniq
     when 'dossier_labels'
       dossiers.includes(table)
-        .order("#{self.class.sanitized_column(table, column)} #{order}")
+        .order("#{sanitized_column(table, column)} #{order}")
         .pluck(:id)
         .uniq
     when 'self', 'user', 'individual', 'etablissement', 'groupe_instructeur'