diff --git a/pytorchvideo.py b/pytorchvideo.py
index 86c32bd..5808e77 100644
--- a/pytorchvideo.py
+++ b/pytorchvideo.py
@@ -65,7 +65,8 @@ class PytorchVideo(NNOperator):
                 self.classmap[v] = str(k).replace('"', '')
         else:
             self.classmap = classmap
-        self.device = 'cuda' if torch.cuda.is_available() else 'cpu'
+        # todo: self.device = 'cuda' if torch.cuda.is_available() else 'cpu'
+        self.device = 'cpu'
 
         self.model = torch.hub.load('facebookresearch/pytorchvideo', model=model_name, pretrained=True)
         self.model.eval()