diff --git a/app/boards/shields/romac/romac.overlay b/app/boards/shields/romac/romac.overlay
index cae05688..67d5868b 100644
--- a/app/boards/shields/romac/romac.overlay
+++ b/app/boards/shields/romac/romac.overlay
@@ -9,23 +9,6 @@
 / {
 	chosen {
 		zmk,kscan = &kscan0;
-		zmk,matrix_transform = &default_transform;
-	};
-
-	default_transform: keymap_transform_0 {
-		compatible = "zmk,matrix-transform";
-		columns = <3>;
-		rows = <4>;
-// | SW1  | SW2  | SW3  |
-// | SW4  | SW5  | SW6  |
-// | SW7  | SW8  | SW9  |
-// | SW10 | SW11 | SW12 |
-		map = <
-RC(0,0) RC(0,1) RC(0,2)
-RC(1,0) RC(1,1) RC(1,2)
-RC(2,0) RC(2,1) RC(2,2)
-RC(3,0) RC(3,1) RC(3,2)
-		>;
 	};
 
 	kscan0: kscan {