diff --git a/config.json b/config.json
index 55c52e7..1ff0023 100644
--- a/config.json
+++ b/config.json
@@ -93,5 +93,6 @@
   "torch_dtype": "float32",
   "transformers_version": "4.13.0.dev0",
   "use_weighted_layer_sum": false,
-  "vocab_size": 32
+  "vocab_size": 32,
+  "tokenizer_class": "Wav2Vec2CTCTokenizer"
 }