diff --git a/.github/scripts/presets_examples.mjs b/.github/scripts/presets_examples.mjs
index 534f7c07..5c56f393 100644
--- a/.github/scripts/presets_examples.mjs
+++ b/.github/scripts/presets_examples.mjs
@@ -15,7 +15,7 @@ const __metrics = paths.join(paths.dirname(url.fileURLToPath(import.meta.url)),
 const __presets = paths.join(__metrics, ".presets")
 
 if ((!await fs.access(__presets).then(_ => true).catch(_ => false)) || (!(await fs.lstat(__presets)).isDirectory())) {
-  let {HEAD_REF:branch, REPO:repo} = process.env
+  let { HEAD_REF: branch, REPO: repo } = process.env
   branch = branch || "presets"
   repo = repo || "lowlighter/metrics"
   console.log(`cloning: ${repo}@${branch}`)
diff --git a/tests/presets.test.js b/tests/presets.test.js
index ad7bcb7f..04b0d969 100644
--- a/tests/presets.test.js
+++ b/tests/presets.test.js
@@ -13,7 +13,7 @@ try {
   fss.accessSync(__presets)
 }
 catch {
-  let {HEAD_REF:branch, REPO:repo} = process.env
+  let { HEAD_REF: branch, REPO: repo } = process.env
   branch = branch || "presets"
   repo = repo || "lowlighter/metrics"
   console.log(`cloning: ${repo}@${branch}`)