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-rw-r--r--src/mame/drivers/piggypas.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/piggypas.cpp b/src/mame/drivers/piggypas.cpp
index f8519e1930b..b75ceb644e3 100644
--- a/src/mame/drivers/piggypas.cpp
+++ b/src/mame/drivers/piggypas.cpp
@@ -212,7 +212,7 @@ MACHINE_CONFIG_START(piggypas_state::piggypas)
MCFG_MCS51_SERIAL_TX_CB(WRITE8(*this, piggypas_state, mcs51_tx_callback))
// MCFG_DEVICE_VBLANK_INT_DRIVER("screen", piggypas_state, irq0_line_hold)
- MCFG_NVRAM_ADD_0FILL("nvram") // DS1220AD
+ NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // DS1220AD
MCFG_SCREEN_ADD("screen", LCD)
MCFG_SCREEN_REFRESH_RATE(50)