diff --git a/src/mess/drivers/amiga.c b/src/mess/drivers/amiga.c
index 2463482415a..9a0f23d2e64 100644
--- a/src/mess/drivers/amiga.c
+++ b/src/mess/drivers/amiga.c
@@ -1480,7 +1480,7 @@ static MACHINE_CONFIG_DERIVED_CLASS( a3000, amiga_base, a3000_state )
 	MCFG_ADDRESS_MAP_BANK_STRIDE(0x200000)
 
 	// real-time clock
-	MCFG_DEVICE_ADD("u190", RP5C01, XTAL_32_768kHz)
+	MCFG_DEVICE_ADD("rtc", RP5C01, XTAL_32_768kHz)
 
 	// todo: zorro3 slots, super dmac, scsi
 MACHINE_CONFIG_END