diff --git a/src/mame/drivers/mac.cpp b/src/mame/drivers/mac.cpp
index 9d9ac6307e3..8d9dbfa9310 100644
--- a/src/mame/drivers/mac.cpp
+++ b/src/mame/drivers/mac.cpp
@@ -15,7 +15,6 @@
 #include "includes/mac.h"
 
 #include "cpu/m68000/m68000.h"
-#include "cpu/powerpc/ppc.h"
 #include "cpu/m6805/m6805.h"
 #include "formats/ap_dsk35.h"
 #include "machine/iwm.h"
diff --git a/src/mame/drivers/mac128.cpp b/src/mame/drivers/mac128.cpp
index 50935fc3222..f937efb280d 100644
--- a/src/mame/drivers/mac128.cpp
+++ b/src/mame/drivers/mac128.cpp
@@ -1172,7 +1172,7 @@ void mac128_state::macplus(machine_config &config)
 	NSCSI_CONNECTOR(config, "scsibus:4", mac_scsi_devices, nullptr);
 	NSCSI_CONNECTOR(config, "scsibus:5", mac_scsi_devices, nullptr);
 	NSCSI_CONNECTOR(config, "scsibus:6", mac_scsi_devices, "harddisk");
-	NSCSI_CONNECTOR(config, "scsibus:7").option_set("ncr5380n", NCR5380N).clock(24_MHz_XTAL).machine_config([this](device_t *device) {
+	NSCSI_CONNECTOR(config, "scsibus:7").option_set("ncr5380n", NCR5380N).machine_config([this](device_t *device) {
 		ncr5380n_device &adapter = downcast<ncr5380n_device &>(*device);
 		adapter.irq_handler().set(*this, FUNC(mac128_state::scsi_irq_w));
 		adapter.drq_handler().set(*this, FUNC(mac128_state::scsi_drq_w));