diff --git a/tutorials/01-basics/pytorch_basics/main.py b/tutorials/01-basics/pytorch_basics/main.py
index 744400c2..c475feda 100644
--- a/tutorials/01-basics/pytorch_basics/main.py
+++ b/tutorials/01-basics/pytorch_basics/main.py
@@ -93,9 +93,11 @@
 # Convert the numpy array to a torch tensor.
 y = torch.from_numpy(x)
 
-# Convert the torch tensor to a numpy array.
+# Convert the torch tensor back to a numpy array.
 z = y.numpy()
 
+# x and z have identical values inside
+assert np.all(x == z)
 
 # ================================================================== #
 #                         4. Input pipeline                           #