diff --git a/config.json b/config.json
index c224ade..9b52253 100644
--- a/config.json
+++ b/config.json
@@ -10,8 +10,10 @@
   "intermediate_size": 4096,
   "layer_norm_eps": 1e-12,
   "max_position_embeddings": 512,
+  "model_type": "bert",
   "num_attention_heads": 16,
   "num_hidden_layers": 24,
+  "pad_token_id": 0,
   "type_vocab_size": 2,
   "vocab_size": 30522
 }