diff --git a/modules/processing.py b/modules/processing.py
index c983d001e..25a19a778 100755
--- a/modules/processing.py
+++ b/modules/processing.py
@@ -746,7 +746,7 @@ def process_images_inner(p: StableDiffusionProcessing) -> Processed:
     if p.tiling is None:
         p.tiling = opts.tiling
 
-    if p.refiner_checkpoint not in (None, "", "None"):
+    if p.refiner_checkpoint not in (None, "", "None", "none"):
         p.refiner_checkpoint_info = sd_models.get_closet_checkpoint_match(p.refiner_checkpoint)
         if p.refiner_checkpoint_info is None:
             raise Exception(f'Could not find checkpoint with name {p.refiner_checkpoint}')
diff --git a/modules/processing_scripts/refiner.py b/modules/processing_scripts/refiner.py
index b389c4ef9..29ccb78f9 100644
--- a/modules/processing_scripts/refiner.py
+++ b/modules/processing_scripts/refiner.py
@@ -42,7 +42,7 @@ class ScriptRefiner(scripts.ScriptBuiltinUI):
         # the actual implementation is in sd_samplers_common.py, apply_refiner
 
         if not enable_refiner or refiner_checkpoint in (None, "", "None"):
-            p.refiner_checkpoint_info = None
+            p.refiner_checkpoint = None
             p.refiner_switch_at = None
         else:
             p.refiner_checkpoint = refiner_checkpoint
diff --git a/scripts/xyz_grid.py b/scripts/xyz_grid.py
index 017a470f5..2217cc69f 100644
--- a/scripts/xyz_grid.py
+++ b/scripts/xyz_grid.py
@@ -85,20 +85,12 @@ def confirm_checkpoints(p, xs):
         if modules.sd_models.get_closet_checkpoint_match(x) is None:
             raise RuntimeError(f"Unknown checkpoint: {x}")
 
-def apply_refiner_checkpoint(p, x, xs):
-    if x == 'None':
-        p.override_settings['sd_refiner_checkpoint'] = 'None'
-        return
 
-    info = modules.sd_models.get_closet_checkpoint_match(x)
-    if info is None:
-        raise RuntimeError(f"Unknown checkpoint: {x}")
-    p.override_settings['sd_refiner_checkpoint'] = info.name
-
-def confirm_refiner_checkpoints(p, xs):
+def confirm_checkpoints_or_none(p, xs):
     for x in xs:
-        if x == 'None':
+        if x in (None, "", "None", "none"):
             continue
+
         if modules.sd_models.get_closet_checkpoint_match(x) is None:
             raise RuntimeError(f"Unknown checkpoint: {x}")
 
@@ -267,8 +259,8 @@ axis_options = [
     AxisOption("Token merging ratio", float, apply_override('token_merging_ratio')),
     AxisOption("Token merging ratio high-res", float, apply_override('token_merging_ratio_hr')),
     AxisOption("Always discard next-to-last sigma", str, apply_override('always_discard_next_to_last_sigma', boolean=True), choices=boolean_choice(reverse=True)),
-    AxisOption("Refiner checkpoint", str, apply_refiner_checkpoint, format_value=format_remove_path, confirm=confirm_refiner_checkpoints, cost=1.0, choices=lambda: ['None'] + sorted(sd_models.checkpoints_list, key=str.casefold)),
-    AxisOption("Refiner switch at", float, apply_override('sd_refiner_switch_at'))
+    AxisOption("Refiner checkpoint", str, apply_field('refiner_checkpoint'), format_value=format_remove_path, confirm=confirm_checkpoints_or_none, cost=1.0, choices=lambda: ['None'] + sorted(sd_models.checkpoints_list, key=str.casefold)),
+    AxisOption("Refiner switch at", float, apply_field('refiner_switch_at')),
 ]