diff --git a/src/pystencils_autodiff/_autodiff.py b/src/pystencils_autodiff/_autodiff.py
index 723749c5c1f52ae0333177e529ab735821ad0174..8c78c84a466894863d5fe814f9524d2290681e9e 100644
--- a/src/pystencils_autodiff/_autodiff.py
+++ b/src/pystencils_autodiff/_autodiff.py
@@ -35,7 +35,7 @@ Backward:
 
     def __init__(self,
                  forward_assignments: List[ps.Assignment],
-                 op_name: str = "AutoDiffOp",
+                 op_name: str = "autodiffop",
                  time_constant_fields: List[ps.Field] = [],
                  constant_fields: List[ps.Field] = [],
                  diff_fields_prefix='diff',  # TODO: remove!
diff --git a/src/pystencils_autodiff/backends/_tensorflow.py b/src/pystencils_autodiff/backends/_tensorflow.py
index db85df108fcc0907aea70e59e134046cc023dad3..59a66f48c7f78f04ecccc4d3226a84d5b726fb9a 100644
--- a/src/pystencils_autodiff/backends/_tensorflow.py
+++ b/src/pystencils_autodiff/backends/_tensorflow.py
@@ -51,7 +51,7 @@ def native_tensorflowop_from_autodiffop(autodiff_obj: pystencils_autodiff.AutoDi
         forward_ast = autodiff_obj.forward_ast_cpu
         backward_ast = autodiff_obj.backward_ast_cpu
 
-    autodiff_obj.op_name = f'{autodiff_obj.op_name}_{_hash(str(autodiff_obj).encode()).hexdigest()}'
+    autodiff_obj.op_name = f'{autodiff_obj.op_name}_hash{_hash(str(autodiff_obj).encode()).hexdigest()}'
     if use_cuda:
         autodiff_obj.op_name += '_cuda'
     forward_ast.function_name = autodiff_obj.op_name + "_forward"