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Diffstat (limited to 'src/mame/drivers/twins.c')
-rw-r--r--src/mame/drivers/twins.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/twins.c b/src/mame/drivers/twins.c
index 0f935a72283..6ff6f2b73ad 100644
--- a/src/mame/drivers/twins.c
+++ b/src/mame/drivers/twins.c
@@ -157,7 +157,7 @@ static INPUT_PORTS_START(twins)
INPUT_PORTS_END
-static struct AY8910interface ay8910_interface =
+static const struct AY8910interface ay8910_interface =
{
input_port_0_r,
input_port_1_r