diff --git a/bin/merge-locales b/bin/merge-locales
new file mode 100755
index 00000000000..fc41b53cce4
--- /dev/null
+++ b/bin/merge-locales
@@ -0,0 +1,31 @@
+#!/usr/bin/env node
+
+/* eslint-disable no-console */
+require('babel-register');
+const config = require('config');
+const glob = require('glob');
+const path = require('path');
+const shell = require('shelljs');
+const chalk = require('chalk');
+
+const localeDir = path.join(__dirname, '../locale');
+
+const appName = config.get('appName');
+
+if (!appName) {
+  console.log(
+    chalk.red('Please specify the appName with NODE_APP_INSTANCE'));
+  process.exit(1);
+}
+
+const poFiles = glob.sync(`${localeDir}/**/${appName}.po`);
+const template =
+  path.join(localeDir, `templates/LC_MESSAGES/${appName}.pot`);
+
+poFiles.forEach((poFile) => {
+  const dir = path.dirname(poFile);
+  const stem = path.basename(poFile, '.po');
+  const tempFile = path.join(dir, `${stem}.po.tmp`);
+  shell.exec(`msgmerge -q -o ${tempFile} ${poFile} ${template}`);
+  shell.mv(tempFile, poFile);
+});