diff --git a/chrono/datetime.cpp b/chrono/datetime.cpp
index 205e2d2..88040cf 100644
--- a/chrono/datetime.cpp
+++ b/chrono/datetime.cpp
@@ -277,7 +277,7 @@ const char *DateTime::printDayOfWeek(DayOfWeek dayOfWeek, bool abbreviation)
     return "";
 }
 
-#if defined(PLATFORM_UNIX)
+#if defined(PLATFORM_UNIX) && !defined(PLATFORM_MAC)
 /*!
  * \brief Returns a DateTime object that is set to the current date and time on this computer, expressed as the GMT time.
  * \remarks
diff --git a/chrono/datetime.h b/chrono/datetime.h
index ebd223e..b423bfa 100644
--- a/chrono/datetime.h
+++ b/chrono/datetime.h
@@ -87,7 +87,7 @@ public:
     static constexpr DateTime unixEpochStart();
     static DateTime now();
     static DateTime gmtNow();
-#if defined(PLATFORM_UNIX)
+#if defined(PLATFORM_UNIX) && !defined(PLATFORM_MAC)
     static DateTime exactGmtNow();
 #endif
     constexpr static bool isLeapYear(int year);