diff --git a/monai/transforms/spatial/array.py b/monai/transforms/spatial/array.py
index 654f408cb0..6d95acb3d1 100644
--- a/monai/transforms/spatial/array.py
+++ b/monai/transforms/spatial/array.py
@@ -2523,7 +2523,8 @@ def __call__(
         img = convert_to_tensor(img, track_meta=get_track_meta())
         if lazy_:
             if self._do_transform:
-                self.rand_affine_grid(sp_size, randomize=randomize, lazy=True)
+                if grid is None:
+                    self.rand_affine_grid(sp_size, randomize=randomize, lazy=True)
                 affine = self.rand_affine_grid.get_transformation_matrix()
             else:
                 affine = convert_to_dst_type(torch.eye(len(sp_size) + 1), img, dtype=self.rand_affine_grid.dtype)[0]