diff --git a/lib/log4js.js b/lib/log4js.js
index c61272e..f89369c 100644
--- a/lib/log4js.js
+++ b/lib/log4js.js
@@ -316,7 +316,7 @@ function shutdown(cb) {
         done();
       }
     },
-    cb
+    function() { process.nextTick(cb); }
   );
 }