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Diffstat (limited to 'src/mame/drivers/atm.cpp')
-rw-r--r--src/mame/drivers/atm.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/atm.cpp b/src/mame/drivers/atm.cpp
index 91742ec9a7f..9d0fe3c319c 100644
--- a/src/mame/drivers/atm.cpp
+++ b/src/mame/drivers/atm.cpp
@@ -119,7 +119,7 @@ static ADDRESS_MAP_START (atm_io, AS_IO, 8, atm_state )
AM_RANGE(0xc000, 0xc000) AM_DEVREADWRITE("ay8912", ay8910_device, data_r, address_w) AM_MIRROR(0x3ffd)
ADDRESS_MAP_END
-static ADDRESS_MAP_START (atm_switch, AS_DECRYPTED_OPCODES, 8, atm_state)
+static ADDRESS_MAP_START (atm_switch, AS_OPCODES, 8, atm_state)
AM_RANGE(0x3d00, 0x3dff) AM_READ(beta_enable_r)
AM_RANGE(0x0000, 0x3fff) AM_READ(beta_neutral_r) // Overlap with previous because we want real addresses on the 3e00-3fff range
AM_RANGE(0x4000, 0xffff) AM_READ(beta_disable_r)