diff --git a/app/src/main/kotlin/org/libremail/ui/compose/RichTextEditor.kt b/app/src/main/kotlin/org/libremail/ui/compose/RichTextEditor.kt
index 18f4804..942af0b 100644
--- a/app/src/main/kotlin/org/libremail/ui/compose/RichTextEditor.kt
+++ b/app/src/main/kotlin/org/libremail/ui/compose/RichTextEditor.kt
@@ -78,7 +78,8 @@ internal const val IMAGE_TAG = "libremail:image"
  * feels exactly like the old editor.
  *
  * The field is a normal Compose text field, so TalkBack, text selection, and large system fonts all
- * work as usual; the toolbar buttons carry content descriptions and toggle state for accessibility.
+ * work as usual; each toolbar button exposes its accessible action label via `onClickLabel` on its
+ * [Modifier.clickable] (not a `contentDescription`), and still carries toggle state for accessibility.
  *
  * [resolveFont] maps a CSS font-family stack to a Compose [FontFamily] for display; the default
  * resolves nothing, leaving the system font (the model still round-trips the CSS value untouched).