diff --git a/src/emu/cpu/cop400/cop410.c b/src/emu/cpu/cop400/cop410.c
index cbf3dfa97b9..b55f6fc5b7a 100644
--- a/src/emu/cpu/cop400/cop410.c
+++ b/src/emu/cpu/cop400/cop410.c
@@ -231,7 +231,7 @@ static void cop410_init(int index, int clock, const void *config, int (*irqcallb
 
 	/* set clock divider */
 
-	activecpu_set_info_int(CPUINFO_INT_CLOCK_DIVIDER, R.intf->cki);
+	cpunum_set_info_int(index, CPUINFO_INT_CLOCK_DIVIDER, R.intf->cki);
 
 	/* allocate serial timer */
 
diff --git a/src/emu/cpu/cop400/cop420.c b/src/emu/cpu/cop400/cop420.c
index aa0094968a2..6c072742009 100644
--- a/src/emu/cpu/cop400/cop420.c
+++ b/src/emu/cpu/cop400/cop420.c
@@ -302,7 +302,7 @@ static void cop420_init(int index, int clock, const void *config, int (*irqcallb
 
 	/* set clock divider */
 
-	activecpu_set_info_int(CPUINFO_INT_CLOCK_DIVIDER, R.intf->cki);
+	cpunum_set_info_int(index, CPUINFO_INT_CLOCK_DIVIDER, R.intf->cki);
 
 	/* allocate serial timer */