diff --git a/config.json b/config.json
index 7927667..81a1712 100644
--- a/config.json
+++ b/config.json
@@ -8,9 +8,12 @@
   "hidden_size": 768,
   "initializer_range": 0.02,
   "intermediate_size": 3072,
+  "layer_norm_eps": 1e-12,
   "max_position_embeddings": 512,
+  "model_type": "bert",
   "num_attention_heads": 12,
   "num_hidden_layers": 12,
+  "pad_token_id": 0,
   "type_vocab_size": 2,
   "vocab_size": 30522
 }