diff --git a/sim/mcuboot-sys/src/area.rs b/sim/mcuboot-sys/src/area.rs
index f151fe4..cfbebda 100644
--- a/sim/mcuboot-sys/src/area.rs
+++ b/sim/mcuboot-sys/src/area.rs
@@ -189,8 +189,8 @@
     ImageScratch = 3,
     Image2 = 4,
     Image3 = 5,
-    //ImageSwapStatus = 7,
-    //ImageSwapStatus = 3,
+//    Not_used = 6,
+    ImageSwapStatus = 7,
 }
 
 impl Default for FlashId {