diff --git a/egs/multi_zh-hans/ASR/local/prepare_lm_training_data.py b/egs/multi_zh-hans/ASR/local/prepare_lm_training_data.py
index 95ee982bd..065e4f4df 100755
--- a/egs/multi_zh-hans/ASR/local/prepare_lm_training_data.py
+++ b/egs/multi_zh-hans/ASR/local/prepare_lm_training_data.py
@@ -1,7 +1,8 @@
 #!/usr/bin/env python3
 
 # Copyright (c)  2021  Xiaomi Corporation (authors: Daniel Povey
-#                                                   Fangjun Kuang)
+#                                                   Fangjun Kuang,
+#                                                   Zengrui Jin)
 #
 # See ../../../../LICENSE for clarification regarding multiple authors
 #