diff --git a/boot/zephyr/flash_map_extended.c b/boot/zephyr/flash_map_extended.c
index 4631da75b8..bf0d8f191c 100644
--- a/boot/zephyr/flash_map_extended.c
+++ b/boot/zephyr/flash_map_extended.c
@@ -62,9 +62,6 @@ int flash_area_id_from_multi_image_slot(int image_index, int slot)
     case 0: return FLASH_AREA_IMAGE_PRIMARY(image_index);
 #if !defined(CONFIG_SINGLE_APPLICATION_SLOT)
     case 1: return FLASH_AREA_IMAGE_SECONDARY(image_index);
-#endif
-#if defined(CONFIG_BOOT_SWAP_USING_SCRATCH)
-    case 2: return FLASH_AREA_IMAGE_SCRATCH;
 #endif
     }