diff --git a/bin/index.js b/bin/index.js
index e0d5da1..ef3b6ba 100644
--- a/bin/index.js
+++ b/bin/index.js
@@ -7,12 +7,12 @@ const logger = require('../src/lib/logger.mjs').default;
 
 const esHost = process.env.ELASTICSEARCH_HOST || 'localhost';
 const esPort = process.env.ELASTICSEARCH_PORT || '9200';
+const auth = process.env.ELASTICSEARCH_AUTH || '';
 
-const { index, interval, lat, lon, radius, ...elasticsearch } = getopts(process.argv.slice(2), {
+const { index, interval, lat, lon, radius, ...esConfig } = getopts(process.argv.slice(2), {
   string: ['host', 'auth', 'log', 'index'],
   alias: {
     h: 'host',
-    u: 'auth',
     l: 'log',
     i: 'index',
     t: 'interval',
@@ -35,7 +35,7 @@ function handleError(err) {
 
 async function fetchAndIndex() {
   logger.debug('Fetching and indexing data...');
-  return mod(index, { elasticsearch, filter: { lat, lon, radius } });
+  return mod(index, { elasticsearch: { ...esConfig, auth }, filter: { lat, lon, radius } });
 }
 
 async function run() {