diff --git a/Two-phase-Richards/multi-patch/layered_soil/TP-R-layered_soil.py b/Two-phase-Richards/multi-patch/layered_soil/TP-R-layered_soil.py
index f461ce699a77d0158dac41657ac2159b04504a4f..b08b8b70adb5898285c712cf4cf1b11fcb536c45 100755
--- a/Two-phase-Richards/multi-patch/layered_soil/TP-R-layered_soil.py
+++ b/Two-phase-Richards/multi-patch/layered_soil/TP-R-layered_soil.py
@@ -75,7 +75,7 @@ if mesh_study:
     write_to_file = {
         'space_errornorms': True,
         'meshes_and_markers': True,
-        'L_iterations_per_timestep': True,
+        'L_iterations_per_timestep': False,
         'solutions': True,
         'absolute_differences': True,
         'condition_numbers': analyse_condition,