diff --git a/config.json b/config.json
index 46af843..ae9c394 100644
--- a/config.json
+++ b/config.json
@@ -51,6 +51,10 @@
   },
   "initializer_range": 0.02,
   "intermediate_size": 20,
+  "label2id": {
+    "yes": "0",
+    "no": "1"
+  },
   "layer_norm_eps": 1e-05,
   "layerdrop": 0.1,
   "mask_feature_length": 10,