diff --git a/config.json b/config.json
index 7af45ca..1c71bcd 100644
--- a/config.json
+++ b/config.json
@@ -72,5 +72,7 @@
   "num_hidden_layers": 24,
   "pad_token_id": 0,
   "transformers_version": "4.10.0.dev0",
-  "vocab_size": 32
+  "vocab_size": 32,
+  "feature_extractor_type": "Wav2Vec2FeatureExtractor",
+  "tokenizer_class": "Wav2Vec2CTCTokenizer"
 }