diff --git a/examples/hey_snips/s0/local/snips_data_extract.sh b/examples/hey_snips/s0/local/snips_data_extract.sh
index 25a7e49..3e31093 100755
--- a/examples/hey_snips/s0/local/snips_data_extract.sh
+++ b/examples/hey_snips/s0/local/snips_data_extract.sh
@@ -3,6 +3,7 @@
 # Copyright  2018-2020  Yiming Wang
 #            2018-2020  Daniel Povey
 #            2021       Binbin Zhang
+#                       Menglong Xu
 
 [ -f ./path.sh ] && . ./path.sh