diff --git a/lib/warn.js b/lib/warn.js
index b34f9c2..2ef88dc 100644
--- a/lib/warn.js
+++ b/lib/warn.js
@@ -118,7 +118,7 @@ exports.handlers = {
         var dest;
 
         _console && ( dest = _console.warn || _console.log ) &&
-            dest( 'Warning: ' + warning.message );
+            dest.call( _console, ( 'Warning: ' + warning.message ) );
     },