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Diffstat (limited to 'src/mame/drivers/cchasm.cpp')
-rw-r--r--src/mame/drivers/cchasm.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/cchasm.cpp b/src/mame/drivers/cchasm.cpp
index 2633cb952f0..b6474f91709 100644
--- a/src/mame/drivers/cchasm.cpp
+++ b/src/mame/drivers/cchasm.cpp
@@ -27,7 +27,7 @@
#include "sound/volt_reg.h"
#include "speaker.h"
-#define CCHASM_68K_CLOCK (XTAL_8MHz)
+#define CCHASM_68K_CLOCK (XTAL(8'000'000))
/*************************************
*
@@ -192,7 +192,7 @@ MACHINE_CONFIG_START(cchasm_state::cchasm)
/* 6840 PTM */
MCFG_DEVICE_ADD("6840ptm", PTM6840, CCHASM_68K_CLOCK/10)
- MCFG_PTM6840_EXTERNAL_CLOCKS(0, CCHASM_68K_CLOCK / 10, 0)
+ MCFG_PTM6840_EXTERNAL_CLOCKS(0, (CCHASM_68K_CLOCK / 10).value(), 0)
MCFG_PTM6840_IRQ_CB(INPUTLINE("maincpu", 4))
MACHINE_CONFIG_END