diff --git a/preprocessor_config.json b/preprocessor_config.json
index d33bd63..6e0c29c 100644
--- a/preprocessor_config.json
+++ b/preprocessor_config.json
@@ -1,6 +1,6 @@
 {
   "do_normalize": true,
-  "feature_extractor_type": "AudioSpectrogramTransformerFeatureExtractor",
+  "feature_extractor_type": "ASTFeatureExtractor",
   "feature_size": 1,
   "mean": -4.2677393,
   "num_mel_bins": 128,