diff --git a/egs/librispeech/ASR/.prepare_vox.sh.swp b/egs/librispeech/ASR/.prepare_vox.sh.swp
index 4abddcef1..dbf161b85 100644
Binary files a/egs/librispeech/ASR/.prepare_vox.sh.swp and b/egs/librispeech/ASR/.prepare_vox.sh.swp differ
diff --git a/egs/librispeech/ASR/.pseudo.sh.swp b/egs/librispeech/ASR/.pseudo.sh.swp
index 7d2d46d67..1291a7f08 100644
Binary files a/egs/librispeech/ASR/.pseudo.sh.swp and b/egs/librispeech/ASR/.pseudo.sh.swp differ
diff --git a/egs/librispeech/ASR/prepare_vox.sh b/egs/librispeech/ASR/prepare_vox.sh
index 23127e822..c9cd4e692 100755
--- a/egs/librispeech/ASR/prepare_vox.sh
+++ b/egs/librispeech/ASR/prepare_vox.sh
@@ -151,3 +151,15 @@ if [ $stage -le 4 ] && [ $stop_stage -ge 4 ]; then
     #touch data/fbank/.musan.done
   fi
 fi
+
+if [ $stage -le 5 ] && [ $stop_stage -ge 5 ]; then
+  log "Stage 5: Generate pseudo label"
+  # We assume that you have downloaded the musan corpus
+  # to data/musan
+  mkdir -p data/manifests
+  if [ ! -e data/manifests/.musan.done ]; then
+    lhotse prepare musan $dl_dir/musan data/manifests
+    touch data/manifests/.musan.done
+  fi
+fi
+