diff --git a/lib/winston-mongodb.js b/lib/winston-mongodb.js
index ece4250..a802812 100644
--- a/lib/winston-mongodb.js
+++ b/lib/winston-mongodb.js
@@ -190,7 +190,7 @@ MongoDB.prototype.log = function(info, cb) {
     if (this.silent) {
       cb(null, true);
     }
-    let entry = {timestamp: new Date(), level: info.level};
+    let entry = helpers.prepareMetaData(info);
     let message = util.format(info.message, ...(info.splat || []));
     entry.message = this.decolorize ? message.replace(/\u001b\[[0-9]{1,2}m/g, '') : message;
     entry.meta = helpers.prepareMetaData(info.meta);