diff --git a/cellpose/dynamics.py b/cellpose/dynamics.py
index 33e8c3c6..83282c1e 100644
--- a/cellpose/dynamics.py
+++ b/cellpose/dynamics.py
@@ -578,7 +578,22 @@ def remove_bad_flow_masks(masks, flows, threshold=0.4, use_gpu=False, device=Non
     
     """
     if masks.size > 10000*10000:
-        if masks.size * 20 > torch.cuda.mem_get_info()[0]:
+        
+        major_version, minor_version, _ = torch.__version__.split(".")
+        
+        if major_version == "1" and int(minor_version) < 10:
+            # for PyTorch version lower than 1.10
+            def mem_info():
+                total_mem = torch.cuda.get_device_properties(0).total_memory
+                used_mem = torch.cuda.memory_allocated()
+                return total_mem, used_mem
+        else:
+            # for PyTorch version 1.10 and above
+            def mem_info():
+                total_mem, used_mem = torch.cuda.mem_get_info()
+                return total_mem, used_mem
+        
+        if masks.size * 20 > mem_info()[0]:
             dynamics_logger.warning('WARNING: image is very large, not using gpu to compute flows from masks for QC step flow_threshold')
             dynamics_logger.info('turn off QC step with flow_threshold=0 if too slow')
         use_gpu = False