diff --git a/ui/loadout_manager.py b/ui/loadout_manager.py
index f43f87e..481b692 100644
--- a/ui/loadout_manager.py
+++ b/ui/loadout_manager.py
@@ -2044,19 +2044,10 @@ class LoadoutManagerDialog(QDialog):
     def _on_armor_changed(self):
         """Handle armor piece or plate change."""
         # If individual pieces are changed, we're no longer using a pure full set
+        # Note: current_armor_set is a NexusArmorSet which has pieces as List[str]
+        # We can't easily check if pieces match, so just clear the set reference
         if self.current_armor_set:
-            # Check if all pieces match the set
-            all_match = True
-            for slot, piece in self.current_armor_set.pieces.items():
-                widget = self.slot_widgets.get(slot)
-                if widget:
-                    current = widget.get_piece()
-                    if not current or current.item_id != piece.item_id:
-                        all_match = False
-                        break
-
-            if not all_match:
-                self.current_armor_set = None
+            self.current_armor_set = None
 
         self._update_armor_summary()
         self._update_calculations()