diff --git a/util/visualizer.lua b/util/visualizer.lua
index 9d2cb7c..dae04e9 100644
--- a/util/visualizer.lua
+++ b/util/visualizer.lua
@@ -27,6 +27,7 @@ function visualizer.disp_images(imgs, opt)
 end
 --
 function visualizer.save_results(visuals, opt, epoch, counter)
+  local tensortype = torch.getdefaulttensortype()
   torch.setdefaulttensortype('torch.FloatTensor')
   local image_out = nil
   local win_size = opt.display_winsize
@@ -42,7 +43,7 @@ function visualizer.save_results(visuals, opt, epoch, counter)
 
   out_path = paths.concat(opt.checkpoints_dir,  opt.name, 'epoch' .. epoch .. '_iter' .. counter .. '_train_res.png')
   image.save(out_path, image_out)
-  torch.setdefaulttensortype('torch.CudaTensor')
+  torch.setdefaulttensortype(tensortype)
 end
 
 function visualizer.save_images(imgs, save_dir, impaths, s1, s2)