diff --git a/src/ClusterManager.php b/src/ClusterManager.php
index a59e879..b43bb03 100644
--- a/src/ClusterManager.php
+++ b/src/ClusterManager.php
@@ -733,14 +733,17 @@ class ClusterManager
             throw new RuntimeException("Échec de vérification d'intégrité après synchronisation ({$postCheck}). Restauration préventive effectuée.");
         }
 
-        // Extraction des sons personnalisés si présents
-        if (is_dir('/var/lib/asterisk/sounds')) {
-            shell_exec("tar -xzf " . escapeshellarg($tmpArchive) . " -C /var/lib/asterisk/sounds custom 2>/dev/null || true");
+        // Synchronisation miroir des sons personnalisés (avec suppression des sons effacés)
+        $extractedCustom = $tmpExtractDir . '/custom';
+        if (is_dir($extractedCustom) && is_dir('/var/lib/asterisk/sounds')) {
+            shell_exec("rsync -a --delete " . escapeshellarg($extractedCustom . '/') . " /var/lib/asterisk/sounds/custom/ 2>/dev/null || true");
+            shell_exec("chown -R asterisk:asterisk /var/lib/asterisk/sounds/custom 2>/dev/null || true");
         }
 
-        // Extraction de la messagerie vocale (fichiers audio, messages reçus INBOX, annonces d'accueil)
-        if (is_dir('/var/spool/asterisk')) {
-            shell_exec("tar -xzf " . escapeshellarg($tmpArchive) . " -C /var/spool/asterisk voicemail 2>/dev/null || true");
+        // Synchronisation miroir de la messagerie vocale (avec suppression des messages effacés)
+        $extractedVm = $tmpExtractDir . '/voicemail';
+        if (is_dir($extractedVm) && is_dir('/var/spool/asterisk/voicemail')) {
+            shell_exec("rsync -a --delete " . escapeshellarg($extractedVm . '/') . " /var/spool/asterisk/voicemail/ 2>/dev/null || true");
             shell_exec("chown -R asterisk:asterisk /var/spool/asterisk/voicemail 2>/dev/null || true");
         }