diff --git a/android/app/src/main/kotlin/es/freetimelab/pluriwave/MainActivity.kt b/android/app/src/main/kotlin/es/freetimelab/pluriwave/MainActivity.kt
index 207d7ab..8194710 100644
--- a/android/app/src/main/kotlin/es/freetimelab/pluriwave/MainActivity.kt
+++ b/android/app/src/main/kotlin/es/freetimelab/pluriwave/MainActivity.kt
@@ -380,7 +380,7 @@ class MainActivity : AudioServiceActivity() {
      * static review only — Design "Lazy per-folder enumeration, never an
      * eager tree dump"): [parentDocumentId] blank means the tree root
      * itself, otherwise the given subfolder's documentId. Filters files to
-     * `audio/*` MIME at the native layer (lean payload); each returned row
+     * audio MIME types at the native layer (lean payload); each returned row
      * also carries `mime` so the Dart side can re-validate via
      * `esArchivoAudio` (defense-in-depth). Any query failure degrades to an
      * empty list rather than throwing.