diff --git a/include/wx/mac/carbon/private.h b/include/wx/mac/carbon/private.h
index 90e220dee9..a78ba80150 100644
--- a/include/wx/mac/carbon/private.h
+++ b/include/wx/mac/carbon/private.h
@@ -335,9 +335,13 @@ public :
     {
         return EventTimeToTicks( GetTime() ) ;
     }
-    OSStatus SetTime( EventTime inWhen = 0 /*now*/ ) 
+    OSStatus SetCurrentTime( )
     {
-        return ::SetEventTime( m_eventRef , inWhen ? inWhen : GetCurrentEventTime() ) ;
+        return ::SetEventTime( m_eventRef , GetCurrentEventTime() ) ;
+    }
+    OSStatus SetTime( EventTime when ) 
+    {
+        return ::SetEventTime( m_eventRef , when ) ;
     }
     operator EventRef () { return m_eventRef; }
     
diff --git a/src/mac/carbon/utils.cpp b/src/mac/carbon/utils.cpp
index 07f8868864..5de1468e75 100644
--- a/src/mac/carbon/utils.cpp
+++ b/src/mac/carbon/utils.cpp
@@ -746,7 +746,7 @@ void wxMacWakeUp()
         {
             if ( IsEventInQueue( GetMainEventQueue() , s_wakeupEvent ) )
                 return ;
-            s_wakeupEvent.SetTime(0) ;
+            s_wakeupEvent.SetCurrentTime() ;
             err = PostEventToQueue(GetMainEventQueue(), s_wakeupEvent,
                                   kEventPriorityHigh);
         }