diff --git a/osdep/OSUtils.cpp b/osdep/OSUtils.cpp
index 3e733b2c9..eafb26a51 100644
--- a/osdep/OSUtils.cpp
+++ b/osdep/OSUtils.cpp
@@ -37,7 +37,7 @@ static clock_serv_t _machGetRealtimeClock() noexcept
 	host_get_clock_service(mach_host_self(),CALENDAR_CLOCK,&c);
 	return c;
 }
-static clock_serv_t s_machRealtimeClock = _machGetRealtimeClock();
+clock_serv_t OSUtils::s_machRealtimeClock = _machGetRealtimeClock();
 #endif
 
 unsigned int OSUtils::ztsnprintf(char *buf,unsigned int len,const char *fmt,...)