diff --git a/lib/index.js b/lib/index.js
index 17b4468d..87616890 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -68,7 +68,7 @@ function createDoc(options) {
     app.options = options;
 
     // Logger.
-    app.log = new (winston.Logger)({
+    app.log = winston.createLogger({
         transports: [
             new (winston.transports.Console)({
                 level      : app.options.debug ? 'debug' : app.options.verbose ? 'verbose' : 'info',