diff --git a/apps/tutorials/codegen/HeatEquationKernelWithMaterial.py b/apps/tutorials/codegen/HeatEquationKernelWithMaterial.py
index bc76c1f5aa6508e73ace166b1cb66b916c91774f..14d3b7d0e151868b68b53c4b43158b760aa9011c 100644
--- a/apps/tutorials/codegen/HeatEquationKernelWithMaterial.py
+++ b/apps/tutorials/codegen/HeatEquationKernelWithMaterial.py
@@ -32,7 +32,9 @@ with CodeGeneration() as ctx:
     print(Ti6Al4V.thermal_diffusivity.expr)
     print(Ti6Al4V.thermal_diffusivity.assignments)
     subexp, subs = assignment_converter(Ti6Al4V.thermal_diffusivity.assignments)
+    print("subexp")
     print(subexp)
+    print("subs")
     print(subs)
 
     subexp.append(ps.Assignment(thermal_diffusivity, Ti6Al4V.thermal_diffusivity.expr))
@@ -50,6 +52,7 @@ with CodeGeneration() as ctx:
     # ac = ps.simp.simplifications.add_subexpressions_for_field_reads(ac)
     # ac = ps.simp.sympy_cse(ac)
 
+    print("ac")
     print(ac)
 
     generate_sweep(ctx, 'HeatEquationKernelWithMaterial', ac, varying_parameters=((data_type, str(thermal_diffusivity)),))