diff --git a/app/include/dt-bindings/zmk/mouse.h b/app/include/dt-bindings/zmk/mouse.h
index 007fe128..a1021a45 100644
--- a/app/include/dt-bindings/zmk/mouse.h
+++ b/app/include/dt-bindings/zmk/mouse.h
@@ -28,22 +28,6 @@
 
 #define MB8 (0x80)
 
-#define MB9 (0x0100)
-
-#define MB10 (0x0200)
-
-#define MB11 (0x0400)
-
-#define MB12 (0x0800)
-
-#define MB13 (0x1000)
-
-#define MB14 (0x2000)
-
-#define MB15 (0x4000)
-
-#define MB16 (0x8000)
-
 /* Mouse move behavior */
 
 #define MOVE_UP (0x0000FFFF)