diff --git a/protocol-designer/src/top-selectors/labware-locations/index.ts b/protocol-designer/src/top-selectors/labware-locations/index.ts
index afa7f288ab6..9396bd121b8 100644
--- a/protocol-designer/src/top-selectors/labware-locations/index.ts
+++ b/protocol-designer/src/top-selectors/labware-locations/index.ts
@@ -224,7 +224,7 @@ export const getUnoccupiedLabwareLocationOptions: Selector<
         const isTrashSlot =
           robotType === FLEX_ROBOT_TYPE
             ? MOVABLE_TRASH_ADDRESSABLE_AREAS.includes(slotId)
-            : slotId === 'fixedTrash' || slotId === '12'
+            : ['fixedTrash', '12'].includes(slotId)
         return (
           !slotIdsOccupiedByModules.includes(slotId) &&
           !Object.values(labware)