diff --git a/lib/tasks/warehouse.rake b/lib/tasks/warehouse.rake
index 3c0c908..0c08d3d 100644
--- a/lib/tasks/warehouse.rake
+++ b/lib/tasks/warehouse.rake
@@ -59,7 +59,7 @@ namespace :db do
                    musique_danse_machine,
                    date_de_creation
             FROM plays
---            WHERE expert_validated
+            WHERE expert_validated is true
             ORDER BY author, title;
           ALTER TABLE warehouse.play_dim ADD PRIMARY KEY (id);