diff --git a/scripts/backup_db.sh b/scripts/backup_db.sh
index c7f56a5..9eeaee4 100755
--- a/scripts/backup_db.sh
+++ b/scripts/backup_db.sh
@@ -110,7 +110,13 @@ fi
 if [ "$STATUS" = "SUCCESS" ] && [ "$ENABLE_UAT_RESTORE" = "true" ]; then
     log "Démarrage de la restauration et l'anonymisation sur UAT (${UAT_DB_USER}@${UAT_DB_HOST}:${UAT_DB_PORT}/${UAT_DB_NAME})..."
     
-    CLEAN_SCHEMA_SQL="DROP SCHEMA IF EXISTS public CASCADE; CREATE SCHEMA public; GRANT ALL ON SCHEMA public TO ${UAT_DB_USER}; GRANT ALL ON SCHEMA public TO public;"
+    CLEAN_SCHEMA_SQL="
+DO \$\$ DECLARE r RECORD; BEGIN FOR r IN (SELECT oid FROM pg_largeobject_metadata) LOOP PERFORM lo_unlink(r.oid); END LOOP; EXCEPTION WHEN OTHERS THEN NULL; END \$\$;
+DROP SCHEMA IF EXISTS public CASCADE;
+CREATE SCHEMA public;
+GRANT ALL ON SCHEMA public TO ${UAT_DB_USER};
+GRANT ALL ON SCHEMA public TO public;
+"
 
     ANONYMIZE_SQL="
 UPDATE adherent SET
@@ -118,7 +124,7 @@ UPDATE adherent SET
     prenom = 'Prenom_Adherent_' || id,
     email = 'adherent' || id || '@test.local',
     telephone = '06' || LPAD((id)::text, 8, '0'),
-    lieu_naissance = 'Ville_' || id,
+    lieu_naissance_ville = 'Ville_' || id,
     representant_legal = CASE 
         WHEN representant_legal IS NOT NULL AND TRIM(representant_legal) <> '' 
         THEN 'Representant_' || id 
@@ -130,7 +136,7 @@ UPDATE pre_inscription SET
     prenom = 'Prenom_PreInscr_' || id,
     email = 'preinscr' || id || '@test.local',
     telephone = '06' || LPAD((id)::text, 8, '0'),
-    lieu_naissance = 'Ville_' || id,
+    lieu_naissance_ville = 'Ville_' || id,
     representant_legal = CASE 
         WHEN representant_legal IS NOT NULL AND TRIM(representant_legal) <> '' 
         THEN 'Representant_PreInscr_' || id