diff --git a/pygrad/tensor.py b/pygrad/tensor.py
index d71a3e2..54a7e6b 100644
--- a/pygrad/tensor.py
+++ b/pygrad/tensor.py
@@ -78,7 +78,6 @@ class Tensor:
 
   # TODO Compute gradients only for tensors that need it.
   def _backprop(self, upstream):
-    print(upstream)
     # Backprop through the tensor iff it has any parents.
     if self._parents is not None:
       for node, grad in zip(self._parents, self._back(upstream)):