diff --git a/bin/fix-licensing-headers.cjs b/bin/fix-licensing-headers.cjs
deleted file mode 100644
index ff0c5a90f..000000000
--- a/bin/fix-licensing-headers.cjs
+++ /dev/null
@@ -1,40 +0,0 @@
-/**
- * Script to add missing licensing headers.
- * Usually run via npm script.
- */
-const { promises: fsp } = require("fs");
-const path = require("path");
-
-const header = `/**
- * (c) 2022, Micro:bit Educational Foundation and contributors
- *
- * SPDX-License-Identifier: MIT
- */
-`;
-
-async function* walk(dir) {
-  for await (const d of await fsp.opendir(dir)) {
-    const entry = path.join(dir, d.name);
-    if (d.isDirectory()) {
-      yield* walk(entry);
-    } else if (d.isFile()) {
-      yield entry;
-    }
-  }
-}
-
-async function main() {
-  for await (const p of walk("src")) {
-    if (/\.tsx?$/.test(p)) {
-      const contents = await fsp.readFile(p, { encoding: "utf-8" });
-      if (!contents.startsWith("/**")) {
-        await fsp.writeFile(p, header + contents);
-      }
-    }
-  }
-}
-
-main().catch((e) => {
-  console.error(e);
-  process.exit(2);
-});
diff --git a/package.json b/package.json
index 2adbf153e..274303be8 100644
--- a/package.json
+++ b/package.json
@@ -90,7 +90,6 @@
     "ci": "npm run typecheck && npm run test && npm run lint && npm run i18n:tidy -- --check && npm run build",
     "deploy": "website-deploy-aws",
     "dev:link-ui": "rm -rf node_modules/@microbit/ui node_modules/@microbit/ui-patterns node_modules/@microbit/i18n-tools && ln -s ../../../ui/packages/ui node_modules/@microbit/ui && ln -s ../../../ui/packages/ui-patterns node_modules/@microbit/ui-patterns && ln -s ../../../ui/packages/i18n-tools node_modules/@microbit/i18n-tools && ln -sf ../@microbit/i18n-tools/bin/microbit-i18n.mjs node_modules/.bin/microbit-i18n && rm -rf styled-system node_modules/.vite && npm run panda",
-    "fix-licensing-headers": "node bin/fix-licensing-headers.cjs",
     "generate": "npm run panda && npm run i18n:compile && npm run stubs",
     "i18n:compile": "microbit-i18n compile",
     "invalidate": "aws cloudfront create-invalidation --distribution-id $(printenv ${STAGE}_CLOUDFRONT_DISTRIBUTION_ID) --paths \"/*\"",