diff --git a/enhancer/models/model.py b/enhancer/models/model.py
index 275027b..d697fcd 100644
--- a/enhancer/models/model.py
+++ b/enhancer/models/model.py
@@ -1,9 +1,11 @@
 from typing import Optional, Union, List
 from torch.optim import Adam
 import pytorch_lightning as pl
+import torch
 
+from enhancer import __version__
 from enhancer.data.dataset import Dataset
-from enhancer.utils.loss import LOSS_MAP, Avergeloss
+from enhancer.utils.loss import Avergeloss
 
 
 class Model(pl.LightningModule):
@@ -74,6 +76,20 @@ class Model(pl.LightningModule):
 
         return {"loss":loss}
 
+    def on_save_checkpoint(self, checkpoint):
+
+        checkpoint["enhancer"] = {
+            "version": {
+                "enhancer":__version__,
+                "pytorch":torch.__version__
+            },
+            "architecture":{
+                "module":self.__class__.__module__,
+                "class":self.__class__.__name__
+            }
+
+        }
+
     @classmethod
     def from_pretrained(cls,):
         pass
\ No newline at end of file