diff --git a/lib/ProcessUtils.js b/lib/ProcessUtils.js
index 1f0b77032..4dad21969 100644
--- a/lib/ProcessUtils.js
+++ b/lib/ProcessUtils.js
@@ -20,9 +20,9 @@ module.exports = {
         deep_metrics: process.env.deep_monitoring === 'true' || false
       };
 
-      Object.assign(conf, defaultConf);
+      const mergedConf = Object.assign(defaultConf, conf);
 
-      pmx.init(conf);
+      pmx.init(mergedConf);
 
       if(require('semver').satisfies(process.versions.node, '>= 8.0.0')) {
         var url = '';