diff --git a/Foundation/CPRunLoop.j b/Foundation/CPRunLoop.j
index 20c52f0ea..9ced58b03 100644
--- a/Foundation/CPRunLoop.j
+++ b/Foundation/CPRunLoop.j
@@ -349,7 +349,7 @@ var CPRunLoopLastNativeRunLoop = 0;
         
         //initiate a new window.setTimeout if there are any timers
         if (_nextTimerFireDatesForModes[aMode] !== nil)
-            _nativeTimersForModes[aMode] = window.setNativeTimeout(function() { _effectiveDate = nextFireDate; _nativeTimersForModes[aMode] = nil; ++CPRunLoopLastNativeRunLoop; [self limitDateForMode:aMode]; _effectiveDate = nil; }, [nextFireDate timeIntervalSinceNow] * 1000);
+            _nativeTimersForModes[aMode] = window.setNativeTimeout(function() { _effectiveDate = nextFireDate; _nativeTimersForModes[aMode] = nil; ++CPRunLoopLastNativeRunLoop; [self limitDateForMode:aMode]; _effectiveDate = nil; }, MAX(0, [nextFireDate timeIntervalSinceNow] * 1000));
     }
     
     // Run loop performers