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Diffstat (limited to 'src/mame/drivers/tx1.c')
-rw-r--r--src/mame/drivers/tx1.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/tx1.c b/src/mame/drivers/tx1.c
index 3e18005ad13..8b02ce58c7b 100644
--- a/src/mame/drivers/tx1.c
+++ b/src/mame/drivers/tx1.c
@@ -808,7 +808,7 @@ static WRITE8_HANDLER(TX1_COIN_COUNTER)
coin_counter_w(0,data & 0x80);
coin_counter_w(1,data & 0x40);
}
-static ppi8255_interface tx1_ppi8255_intf =
+static const ppi8255_interface tx1_ppi8255_intf =
{
1,
{ input_port_2_r }, /* Accelerator and brake */
@@ -821,7 +821,7 @@ static ppi8255_interface tx1_ppi8255_intf =
/* Buggy Boy (3-monitor) uses a 8255 instead of the YM2149 ports for inputs */
-static ppi8255_interface buggyboy_ppi8255_intf =
+static const ppi8255_interface buggyboy_ppi8255_intf =
{
1,
{ input_port_2_r },