diff --git a/data_utils.py b/data_utils.py
index 09c6fa3..4dd5232 100644
--- a/data_utils.py
+++ b/data_utils.py
@@ -6,7 +6,7 @@ import torch
 import torch.utils.data
 
 import commons
-from mel_processing import spectrogram_torch
+from mel_processing import spectrogram_torch, mel_spectrogram_torch, spec_to_mel_torch
 from utils import load_wav_to_torch, load_filepaths_and_text
 from text import cleaned_text_to_sequence