diff --git a/basicsr/data/degradations.py b/basicsr/data/degradations.py
index 14319605d..892826b26 100644
--- a/basicsr/data/degradations.py
+++ b/basicsr/data/degradations.py
@@ -5,7 +5,10 @@
 import torch
 from scipy import special
 from scipy.stats import multivariate_normal
-from torchvision.transforms.functional import rgb_to_grayscale
+try:
+    from torchvision.transforms.functional import rgb_to_grayscale
+except ImportError:
+    from torchvision.transforms.functional_tensor import rgb_to_grayscale
 
 # -------------------------------------------------------------------- #
 # --------------------------- blur kernels --------------------------- #