diff --git a/tools/tdgpt/taosanalytics/algo/ad/autoencoder.py b/tools/tdgpt/taosanalytics/algo/ad/autoencoder.py
index 0d3bb21faa..e58db3f54b 100644
--- a/tools/tdgpt/taosanalytics/algo/ad/autoencoder.py
+++ b/tools/tdgpt/taosanalytics/algo/ad/autoencoder.py
@@ -8,8 +8,8 @@ import numpy as np
 import pandas as pd
 
 from taosanalytics.conf import app_logger, conf
-from taosanalytics.misc.train_model import create_sequences
 from taosanalytics.service import AbstractAnomalyDetectionService
+from taosanalytics.util import create_sequences
 
 
 class _AutoEncoderDetectionService(AbstractAnomalyDetectionService):