diff --git a/src/i18n/i18n-concat.js b/src/i18n/i18n-concat.js
deleted file mode 100755
index 33c03e904..000000000
--- a/src/i18n/i18n-concat.js
+++ /dev/null
@@ -1,65 +0,0 @@
-#!/usr/bin/env node
-
-/**
- * See the Makefile for how the required hash file is downloaded from Transifex.
- */
-
-// NOTE: This script is called from Jenkins using devDependencies, so eslint is being
-// disabled so it doesn't force you to make these real dependencies.
-const fs = require('fs'); // eslint-disable-line import/no-extraneous-dependencies
-const glob = require('glob'); // eslint-disable-line import/no-extraneous-dependencies
-const path = require('path'); // eslint-disable-line import/no-extraneous-dependencies
-
-// Expected input: a directory, possibly containing subdirectories, with .json files.  Each .json
-// file is an array of translation triplets (id, description, defaultMessage).
-function gatherJson(dir) {
-  const ret = [];
-  const files = glob.sync(`${dir}/**/*.json`);
-
-  files.forEach((filename) => {
-    const messages = JSON.parse(fs.readFileSync(filename));
-    ret.push(...messages);
-  });
-  return ret;
-}
-
-// the hash file returns ids whose periods are "escaped" (sort of), like this:
-// "key": "profile\\.sociallinks\\.social\\.links"
-// so our regular messageIds won't match them out of the box
-function escapeDots(messageId) {
-  return messageId.replace(/\./g, '\\.');
-}
-
-const jsonDir = process.argv[2];
-const messageObjects = gatherJson(jsonDir);
-
-if (process.argv[3] === '--comments') { // prepare to handle the translator notes
-  const loggingPrefix = path.basename(`${__filename}`); // the name of this JS file
-  const bashScriptsPath = './node_modules/reactifex/bash_scripts';
-
-  const hashFile = `${bashScriptsPath}/hashmap.json`;
-  process.stdout.write(`${loggingPrefix}: reading hash file ${hashFile}\n`);
-  const messageInfo = JSON.parse(fs.readFileSync(hashFile));
-
-  const outputFile = `${bashScriptsPath}/hashed_data.txt`;
-  process.stdout.write(`${loggingPrefix}: writing to output file ${outputFile}\n`);
-  fs.writeFileSync(outputFile, '');
-
-  messageObjects.forEach((message) => {
-    const transifexFormatId = escapeDots(message.id);
-
-    const info = messageInfo.find(mi => mi.key === transifexFormatId);
-    if (info) {
-      fs.appendFileSync(outputFile, `${info.string_hash}|${message.description}\n`);
-    } else {
-      process.stdout.write(`${loggingPrefix}: string ${message.id} does not yet exist on transifex!\n`);
-    }
-  });
-} else {
-  const output = {};
-
-  messageObjects.forEach((message) => {
-    output[message.id] = message.defaultMessage;
-  });
-  fs.writeFileSync(process.argv[3], JSON.stringify(output, null, 2));
-}