diff --git a/dataset.py b/dataset.py
index 99ad43e..866638e 100644
--- a/dataset.py
+++ b/dataset.py
@@ -66,6 +66,9 @@ def __getitem__(self, item):
         # print(data[0])
         return torch.from_numpy(datapoint.astype('float32'))
 
+    def close(self):
+        pass
+
 
 class OldH5Dataset(DepthDataset):