diff --git a/config.json b/config.json
index 5bb8ed6..baae943 100644
--- a/config.json
+++ b/config.json
@@ -12,16 +12,16 @@
   "hidden_dropout_prob": 0.1,
   "hidden_size": 768,
   "id2label": {
-    "0": "Negative",
-    "1": "Neutral",
-    "2": "Positive"
+    "0": "negative",
+    "1": "neutral",
+    "2": "positive"
   },
   "initializer_range": 0.02,
   "intermediate_size": 3072,
   "label2id": {
-    "Negative": 0,
-    "Neutral": 1,
-    "Positive": 2
+    "negative": 0,
+    "neutral": 1,
+    "positive": 2
   },
   "layer_norm_eps": 1e-05,
   "max_position_embeddings": 514,