diff --git a/.eslintrc.json b/.eslintrc.json
index 71251141..cf237947 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -1,5 +1,6 @@
 {
   "env": {
+    "node": true,
     "browser": true,
     "es2021": true
   },
diff --git a/packages/sampler/package.json b/packages/sampler/package.json
index 58c7db6b..b3fd98b4 100644
--- a/packages/sampler/package.json
+++ b/packages/sampler/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@strudel/sampler",
-  "version": "0.0.9",
+  "version": "0.0.12",
   "description": "",
   "keywords": [
     "tidalcycles",
diff --git a/packages/sampler/sample-server.mjs b/packages/sampler/sample-server.mjs
index b9ae64ed..827ed050 100644
--- a/packages/sampler/sample-server.mjs
+++ b/packages/sampler/sample-server.mjs
@@ -48,8 +48,9 @@ async function getBanks(directory) {
   // const directory = resolve(__dirname, '.');
   let files = await getFilesInDirectory(directory);
   let banks = {};
+  let separator = process.platform === 'win32' ? '\\' : '/';
   files = files.map((url) => {
-    const [bank] = url.split('/').slice(-2);
+    const [bank] = url.split(separator).slice(-2);
     banks[bank] = banks[bank] || [];
     url = url.replace(directory, '');
     banks[bank].push(url);