diff --git a/boards/shields/petejohanson_handwire/petejohanson_handwire.overlay b/boards/shields/petejohanson_handwire/petejohanson_handwire.overlay
index 215531d2..fd55b28d 100644
--- a/boards/shields/petejohanson_handwire/petejohanson_handwire.overlay
+++ b/boards/shields/petejohanson_handwire/petejohanson_handwire.overlay
@@ -14,7 +14,7 @@
 			keys =
 	<
 	KC_A KC_B
-	KC_C KC_D
+	KC_C ZC_CSTM(1)
 	>;
 		};