diff --git a/kazeia-android/app/src/main/java/com/kazeia/tts/CosyVoiceTtsEngine.kt b/kazeia-android/app/src/main/java/com/kazeia/tts/CosyVoiceTtsEngine.kt
index 3bb524f..a6c7b08 100644
--- a/kazeia-android/app/src/main/java/com/kazeia/tts/CosyVoiceTtsEngine.kt
+++ b/kazeia-android/app/src/main/java/com/kazeia/tts/CosyVoiceTtsEngine.kt
@@ -104,8 +104,18 @@ class CosyVoiceTtsEngine(
 
     private fun voiceHandleOrThrow(): Long {
         require(handle != 0L) { "CosyVoice: not loaded" }
-        val v = voices[currentVoiceId] ?: ensureVoice(currentVoiceId)
-        require(v != 0L) { "CosyVoice: aucune voix chargée ('$currentVoiceId')" }
+        var v = voices[currentVoiceId] ?: ensureVoice(currentVoiceId)
+        // Repli gracieux : une voix configurée mais non déployée (.cvps absent) ne
+        // doit JAMAIS rendre le TTS muet — on bascule sur la voix par défaut
+        // (toujours livrée). Sinon un profil pointant une voix manquante coupe
+        // toute parole en silence (cf. incident "zelda" non déployé).
+        if (v == 0L && currentVoiceId != defaultVoiceId) {
+            log("voix '$currentVoiceId' indisponible → repli sur défaut '$defaultVoiceId'")
+            v = voices[defaultVoiceId] ?: ensureVoice(defaultVoiceId)
+        }
+        require(v != 0L) {
+            "CosyVoice: aucune voix chargée ('$currentVoiceId' ni défaut '$defaultVoiceId')"
+        }
         return v
     }