diff --git a/server/migrations.production.ts b/server/migrations.production.ts
index 7deed89..b923029 100644
--- a/server/migrations.production.ts
+++ b/server/migrations.production.ts
@@ -21,112 +21,17 @@ export async function runProductionMigrations() {
     if (checkPriorityColumn.length === 0) {
       console.log('📝 Running SAV table migrations...');
       
-      // Exécuter la migration complète SAV
+      // Ajouter seulement la colonne priority manquante
       await sql`
-        -- Ajouter la colonne priority si elle n'existe pas
-        DO $$ 
-        BEGIN
-          -- Ajouter la colonne priority si elle n'existe pas
-          IF NOT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name='sav_tickets' AND column_name='priority') THEN
-            ALTER TABLE sav_tickets ADD COLUMN priority varchar(50) NOT NULL DEFAULT 'normale';
-            RAISE NOTICE 'Colonne priority ajoutée';
-          END IF;
-
-          -- Ajouter la colonne problem_type si elle n'existe pas
-          IF NOT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name='sav_tickets' AND column_name='problem_type') THEN
-            ALTER TABLE sav_tickets ADD COLUMN problem_type varchar(100) NOT NULL DEFAULT 'defectueux';
-            RAISE NOTICE 'Colonne problem_type ajoutée';
-          END IF;
-
-          -- Ajouter la colonne resolution_description si elle n'existe pas
-          IF NOT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name='sav_tickets' AND column_name='resolution_description') THEN
-            ALTER TABLE sav_tickets ADD COLUMN resolution_description text;
-            RAISE NOTICE 'Colonne resolution_description ajoutée';
-          END IF;
-
-          -- Ajouter la colonne resolved_at si elle n'existe pas
-          IF NOT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name='sav_tickets' AND column_name='resolved_at') THEN
-            ALTER TABLE sav_tickets ADD COLUMN resolved_at timestamp;
-            RAISE NOTICE 'Colonne resolved_at ajoutée';
-          END IF;
-
-          -- Ajouter la colonne closed_at si elle n'existe pas
-          IF NOT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name='sav_tickets' AND column_name='closed_at') THEN
-            ALTER TABLE sav_tickets ADD COLUMN closed_at timestamp;
-            RAISE NOTICE 'Colonne closed_at ajoutée';
-          END IF;
-
-          -- Vérifier si la colonne status existe, sinon l'ajouter
-          IF NOT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name='sav_tickets' AND column_name='status') THEN
-            ALTER TABLE sav_tickets ADD COLUMN status varchar(50) NOT NULL DEFAULT 'nouveau';
-            RAISE NOTICE 'Colonne status ajoutée';
-          END IF;
-
-        END $$;
-      `;
-
-      // Créer la table sav_ticket_history si elle n'existe pas
-      await sql`
-        CREATE TABLE IF NOT EXISTS sav_ticket_history (
-          id serial PRIMARY KEY,
-          ticket_id integer NOT NULL,
-          action varchar(100) NOT NULL,
-          description text,
-          created_by varchar(255) NOT NULL,
-          created_at timestamp DEFAULT NOW()
-        );
-      `;
-
-      // Ajouter les contraintes de clé étrangère si elles n'existent pas
-      await sql`
-        DO $$
-        BEGIN
-          -- Vérifier et ajouter la contrainte FK vers suppliers
-          IF NOT EXISTS (SELECT 1 FROM information_schema.table_constraints WHERE constraint_name='sav_tickets_supplier_id_fkey') THEN
-            ALTER TABLE sav_tickets ADD CONSTRAINT sav_tickets_supplier_id_fkey 
-            FOREIGN KEY (supplier_id) REFERENCES suppliers(id);
-            RAISE NOTICE 'Contrainte FK supplier_id ajoutée';
-          END IF;
-
-          -- Vérifier et ajouter la contrainte FK vers groups
-          IF NOT EXISTS (SELECT 1 FROM information_schema.table_constraints WHERE constraint_name='sav_tickets_group_id_fkey') THEN
-            ALTER TABLE sav_tickets ADD CONSTRAINT sav_tickets_group_id_fkey 
-            FOREIGN KEY (group_id) REFERENCES groups(id);
-            RAISE NOTICE 'Contrainte FK group_id ajoutée';
-          END IF;
-
-          -- Vérifier et ajouter la contrainte FK pour sav_ticket_history
-          IF NOT EXISTS (SELECT 1 FROM information_schema.table_constraints WHERE constraint_name='sav_ticket_history_ticket_id_fkey') THEN
-            ALTER TABLE sav_ticket_history ADD CONSTRAINT sav_ticket_history_ticket_id_fkey 
-            FOREIGN KEY (ticket_id) REFERENCES sav_tickets(id) ON DELETE CASCADE;
-            RAISE NOTICE 'Contrainte FK history ticket_id ajoutée';
-          END IF;
-
-        END $$;
+        ALTER TABLE sav_tickets ADD COLUMN priority varchar(50) NOT NULL DEFAULT 'normale';
       `;
+      console.log('✅ Colonne priority ajoutée à sav_tickets');
 
       // Créer les index pour optimiser les performances
       await sql`
-        CREATE INDEX IF NOT EXISTS idx_sav_tickets_status ON sav_tickets(status);
         CREATE INDEX IF NOT EXISTS idx_sav_tickets_priority ON sav_tickets(priority);
-        CREATE INDEX IF NOT EXISTS idx_sav_tickets_supplier_id ON sav_tickets(supplier_id);
-        CREATE INDEX IF NOT EXISTS idx_sav_tickets_group_id ON sav_tickets(group_id);
-        CREATE INDEX IF NOT EXISTS idx_sav_tickets_created_at ON sav_tickets(created_at);
-        CREATE INDEX IF NOT EXISTS idx_sav_ticket_history_ticket_id ON sav_ticket_history(ticket_id);
-      `;
-
-      // Mettre à jour les valeurs existantes si nécessaire
-      await sql`
-        UPDATE sav_tickets 
-        SET priority = 'normale' 
-        WHERE priority IS NULL OR priority = '';
-      `;
-
-      await sql`
-        UPDATE sav_tickets 
-        SET problem_type = 'defectueux' 
-        WHERE problem_type IS NULL OR problem_type = '';
       `;
+      console.log('✅ Index priority créé');
 
       console.log('✅ SAV production migrations completed successfully!');