diff --git a/lib/winston/create-logger.js b/lib/winston/create-logger.js
index e868aeaad..5b19fd3ea 100644
--- a/lib/winston/create-logger.js
+++ b/lib/winston/create-logger.js
@@ -10,7 +10,6 @@
 const { LEVEL } = require('triple-beam');
 const config = require('./config');
 const Logger = require('./logger');
-const debug = require('@dabh/diagnostics')('winston:create-logger');
 
 function isLevelEnabledFunctionName(level) {
   return 'is' + level.charAt(0).toUpperCase() + level.slice(1) + 'Enabled';
@@ -51,7 +50,6 @@ module.exports = function (opts = {}) {
   // Create the log level methods for the derived logger.
   //
   Object.keys(opts.levels).forEach(function (level) {
-    debug('Define prototype method for "%s"', level);
     if (level === 'log') {
       // eslint-disable-next-line no-console
       console.warn('Level "log" not defined: conflicts with the method "log". Use a different level name.');