diff --git a/hw/arm/apple-silicon/t8030.c b/hw/arm/apple-silicon/t8030.c
index 7d3496ce9e..b86df5c02e 100644
--- a/hw/arm/apple-silicon/t8030.c
+++ b/hw/arm/apple-silicon/t8030.c
@@ -2421,11 +2421,8 @@ static void t8030_machine_init(MachineState *machine)
         t8030_machine->rtbuddy_protocol_ver = 11;
         break;
     case 15:
-        QEMU_FALLTHROUGH;
     case 16:
-        QEMU_FALLTHROUGH;
     case 17:
-        QEMU_FALLTHROUGH;
     case 18:
         t8030_machine->rtbuddy_protocol_ver = 12;
         break;