diff --git a/src/ninetoothed/tensor.py b/src/ninetoothed/tensor.py
index 68befa8..c5b9203 100644
--- a/src/ninetoothed/tensor.py
+++ b/src/ninetoothed/tensor.py
@@ -21,7 +21,7 @@ def __init__(
 
         self.dtype = dtype
 
-        self.name = f"tensor_{type(self).num_instances}"
+        self.name = f"_ninetoothed_tensor_{type(self).num_instances}"
 
         if ndim is not None:
             self.shape = (Symbol(self.size_string(i)) for i in range(ndim))