diff --git a/code/__DEFINES/layers.dm b/code/__DEFINES/layers.dm
index 1ba6879005b8..211dc52c42d3 100644
--- a/code/__DEFINES/layers.dm
+++ b/code/__DEFINES/layers.dm
@@ -180,9 +180,9 @@
 //#define OBJ_LAYER 3 //For easy recordkeeping; this is a byond define
 #define CLOSED_DOOR_LAYER 3.1
 #define CLOSED_FIREDOOR_LAYER 3.11
+#define SHUTTER_LAYER 3.12 // HERE BE DRAGONS
+#define CLOSED_BLASTDOOR_LAYER 3.13 // ABOVE DOORS
 #define ABOVE_OBJ_LAYER 3.2
-#define CLOSED_BLASTDOOR_LAYER 3.3 // ABOVE WINDOWS AND DOORS
-#define SHUTTER_LAYER 3.3 // HERE BE DRAGONS
 #define ABOVE_WINDOW_LAYER 3.3
 #define SIGN_LAYER 3.4
 #define CORGI_ASS_PIN_LAYER 3.41