diff --git a/egs/mls/ASR/zipformer/subsampling.py b/egs/mls/ASR/zipformer/subsampling.py
new file mode 120000
index 000000000..01ae9002c
--- /dev/null
+++ b/egs/mls/ASR/zipformer/subsampling.py
@@ -0,0 +1 @@
+../../../librispeech/ASR/zipformer/subsampling.py
\ No newline at end of file