diff --git a/lib/config-loader.js b/lib/config-loader.js
index 2add670..cd7926a 100644
--- a/lib/config-loader.js
+++ b/lib/config-loader.js
@@ -1,5 +1,6 @@
 var fs = require('fs');
 var path = require('path');
+var debug = require('debug')('loopback:boot:config-loader');
 
 var ConfigLoader = exports;
 
@@ -66,8 +67,16 @@ ConfigLoader.loadComponents = function(rootDir, env) {
  */
 function loadNamed(rootDir, env, name, mergeFn) {
   var files = findConfigFiles(rootDir, env, name);
+  if (files.length) {
+    debug('found %s %s files', env, name);
+    files.forEach(function(f) { debug('  %s', f); });
+  }
   var configs = loadConfigFiles(files);
-  return mergeConfigurations(configs, mergeFn);
+  var merged = mergeConfigurations(configs, mergeFn);
+
+  debug('merged %s %s configuration %j', env, name, merged);
+
+  return merged;
 }
 
 /**