diff --git a/IGEV-Stereo/core/stereo_datasets.py b/IGEV-Stereo/core/stereo_datasets.py
index 21fc63f..c8a0835 100644
--- a/IGEV-Stereo/core/stereo_datasets.py
+++ b/IGEV-Stereo/core/stereo_datasets.py
@@ -294,7 +294,7 @@ class CREStereo(StereoDataset):
 
 
 class Middlebury(StereoDataset):
-    def __init__(self, aug_params=None, root='/data/Middlebury', split='F'):
+    def __init__(self, aug_params=None, root='/data/Middlebury', split='H'):
         super(Middlebury, self).__init__(aug_params, sparse=True, reader=frame_utils.readDispMiddlebury)
         assert os.path.exists(root)
         assert split in "FHQ"