diff --git a/twisted_coil_gen_twolayer.py b/twisted_coil_gen_twolayer.py
index 7d3e988..cc6b3f8 100644
--- a/twisted_coil_gen_twolayer.py
+++ b/twisted_coil_gen_twolayer.py
@@ -377,7 +377,7 @@ def traces_to_gmsh_mag(traces, mesh_out, bbox, model_name='gerbonara_board', log
     gmsh.option.setNumber('Mesh.Smoothing', 10)
     gmsh.option.setNumber('Mesh.Algorithm3D', 10) # HXT
     gmsh.option.setNumber('Mesh.MeshSizeMax', 10)
-    gmsh.option.setNumber('Mesh.MeshSizeMin', 0.08)
+    gmsh.option.setNumber('Mesh.MeshSizeMin', 0.25)
     gmsh.option.setNumber('General.NumThreads', multiprocessing.cpu_count())
 
     print('Writing geo file')
@@ -463,7 +463,7 @@ def traces_to_gmsh_mag_mutual(traces, mesh_out, bbox, model_name='gerbonara_boar
 
     trace_field = gmsh.model.mesh.field.add('BoundaryLayer')
     gmsh.model.mesh.field.setNumbers(trace_field, 'CurvesList', getCurves(toplevel_tag1, toplevel_tag2))
-    gmsh.model.mesh.field.setNumber(trace_field, 'Size', 0.5)
+    gmsh.model.mesh.field.setNumber(trace_field, 'Size', 0.8)
     gmsh.model.mesh.field.setNumber(trace_field, 'SizeFar', 10.0)
 
     substrate_field = gmsh.model.mesh.field.add('AttractorAnisoCurve')
@@ -472,18 +472,18 @@ def traces_to_gmsh_mag_mutual(traces, mesh_out, bbox, model_name='gerbonara_boar
     gmsh.model.mesh.field.setNumber(substrate_field, 'DistMin', 0)
     gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinNormal', board_thickness/3)
     gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMaxNormal', 10.0)
-    gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinTangent', 0.5)
+    gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinTangent', 1.0)
     gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMaxTangent', 10.0)
 
     background_field = gmsh.model.mesh.field.add('MinAniso')
     gmsh.model.mesh.field.setNumbers(background_field, 'FieldsList', [trace_field, substrate_field])
     gmsh.model.mesh.field.setAsBackgroundMesh(background_field)
 
-    gmsh.option.setNumber('Mesh.MeshSizeFromCurvature', 12)
+    gmsh.option.setNumber('Mesh.MeshSizeFromCurvature', 20)
     gmsh.option.setNumber('Mesh.Smoothing', 10)
     gmsh.option.setNumber('Mesh.Algorithm3D', 10)
     gmsh.option.setNumber('Mesh.MeshSizeMax', 10)
-    gmsh.option.setNumber('Mesh.MeshSizeMin', 0.08)
+    gmsh.option.setNumber('Mesh.MeshSizeMin', 0.5)
     gmsh.option.setNumber('General.NumThreads', multiprocessing.cpu_count())
 
     print('Meshing')