diff --git a/bin/buffer b/bin/buffer
deleted file mode 100755
index 4dbe8aa..0000000
Binary files a/bin/buffer and /dev/null differ
diff --git a/lib/buffer.mjs b/lib/buffer.mjs
new file mode 100644
index 0000000..72d83d7
--- /dev/null
+++ b/lib/buffer.mjs
@@ -0,0 +1,16 @@
+import rl from 'readline';
+
+ask('Enter your username');
+
+export default function ask(question) {
+  const r = rl.createInterface({
+    input: process.stdin,
+    output: process.stdout,
+  });
+  return new Promise(resolve => {
+    r.question(`${question}: `, answer => {
+      r.close();
+      resolve(answer);
+    });
+  });
+}
diff --git a/lib/term.mjs b/lib/term.mjs
index b2705bb..054706f 100644
--- a/lib/term.mjs
+++ b/lib/term.mjs
@@ -42,7 +42,11 @@ export default class Term {
   }
 
   static login(socket) {
-    const term = spawn('./bin/buffer', [], xterm);
+    const term = spawn(
+      '/usr/bin/env',
+      ['node', '-r', '@std/esm', './lib/buffer.mjs'],
+      xterm
+    );
     let buf = '';
     return new Promise((resolve, reject) => {
       term.on('exit', () => {