diff --git a/config.json b/config.json
index 4f2b30f..7f0d91e 100644
--- a/config.json
+++ b/config.json
@@ -20,6 +20,7 @@
   ],
   "bos_token_id": 0,
   "eos_token_id": 2,
+  "gradient_checkpointing": false,
   "hidden_act": "gelu",
   "hidden_dropout_prob": 0.1,
   "hidden_size": 768,