diff --git a/egs/librispeech_100h/conformer/local/spm_encode b/egs/librispeech_100h/conformer/local/spm_encode.py
similarity index 100%
rename from egs/librispeech_100h/conformer/local/spm_encode
rename to egs/librispeech_100h/conformer/local/spm_encode.py
diff --git a/egs/librispeech_100h/conformer/local/spm_train b/egs/librispeech_100h/conformer/local/spm_train.py
similarity index 100%
rename from egs/librispeech_100h/conformer/local/spm_train
rename to egs/librispeech_100h/conformer/local/spm_train.py