diff --git a/lib/mv_web/live/components/field_visibility_dropdown_component.ex b/lib/mv_web/live/components/field_visibility_dropdown_component.ex
index f2dfad9..574262c 100644
--- a/lib/mv_web/live/components/field_visibility_dropdown_component.ex
+++ b/lib/mv_web/live/components/field_visibility_dropdown_component.ex
@@ -45,13 +45,13 @@ defmodule MvWeb.Components.FieldVisibilityDropdownComponent do
     custom_fields = assigns.custom_fields || []
 
     all_items =
-      Enum.map(member_fields(all_fields), fn field ->
+      Enum.map(extract_member_field_keys(all_fields), fn field ->
         %{
           value: field_to_string(field),
           label: format_field_label(field)
         }
       end) ++
-        Enum.map(custom_fields(all_fields), fn field ->
+        Enum.map(extract_custom_field_keys(all_fields), fn field ->
           %{
             value: field,
             label: format_custom_field_label(field, custom_fields)
@@ -128,18 +128,18 @@ defmodule MvWeb.Components.FieldVisibilityDropdownComponent do
   # HELPERS (with defensive nil guards)
   # ---------------------------------------------------------------------------
 
-  defp member_fields(nil), do: []
+  defp extract_member_field_keys(nil), do: []
 
-  defp member_fields(fields) do
+  defp extract_member_field_keys(fields) do
     Enum.filter(fields, fn field ->
       is_atom(field) ||
         (is_binary(field) && not String.starts_with?(field, "custom_field_"))
     end)
   end
 
-  defp custom_fields(nil), do: []
+  defp extract_custom_field_keys(nil), do: []
 
-  defp custom_fields(fields) do
+  defp extract_custom_field_keys(fields) do
     Enum.filter(fields, fn field ->
       is_binary(field) && String.starts_with?(field, "custom_field_")
     end)