diff --git a/src/Mayaqua/Unix.c b/src/Mayaqua/Unix.c
index 1b9949ac..185abed9 100755
--- a/src/Mayaqua/Unix.c
+++ b/src/Mayaqua/Unix.c
@@ -128,8 +128,6 @@
 #include <Mayaqua/Mayaqua.h>
 
 #ifdef	UNIX_MACOS
-#include <mach/clock.h>
-#include <mach/mach.h>
 #ifdef	NO_VLAN
 // Struct statfs for MacOS X
 typedef struct fsid { int32_t val[2]; } fsid_t;
@@ -2092,23 +2090,9 @@ UINT64 UnixGetTick64()
 	}
 
 	return ret;
-
-#else
-#ifdef	UNIX_MACOS
-	static clock_serv_t clock_serv = 0;
-	mach_timespec_t t;
-	UINT64 ret;
-	if (clock_serv == 0) {
-		host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &clock_serv);
-	}
-	clock_get_time(clock_serv, &t);
-	ret = ((UINT64)((UINT32)t.tv_sec)) * 1000LL + (UINT64)t.tv_nsec / 1000000LL;
-	return ret;
 #else
 	return TickRealtimeManual();
 #endif
-
-#endif
 }
 
 // Get the system timer