diff --git a/src-tauri/src/commands.rs b/src-tauri/src/commands.rs
index 23e81a1..dd2b74e 100644
--- a/src-tauri/src/commands.rs
+++ b/src-tauri/src/commands.rs
@@ -1814,6 +1814,17 @@ pub async fn reprocess_transcript(
     }
     let speakers = speaker_infos_from_segments(&segments, &speaker_names);
 
+    // Drop the previous run's speaker rows before re-inserting the fresh set:
+    // the old labels key to the discarded clustering, so leaving them stranded
+    // in the DB makes the Participants pane show ghosts (e.g. 83 old labels
+    // when the new transcript has 5). finalize_meeting below re-upserts
+    // `speakers`. (FR-SPK)
+    state
+        .store
+        .clear_speakers(&meeting_id)
+        .await
+        .map_err(|e| WaError::new("storage", e.to_string()))?;
+
     let duration_secs = segments
         .last()
         .map(|s| (s.end_ms / 1000) as i64)