diff --git a/packages/core/speak.mjs b/packages/core/speak.mjs
index 23ca8c36..caad36be 100644
--- a/packages/core/speak.mjs
+++ b/packages/core/speak.mjs
@@ -6,7 +6,13 @@ This program is free software: you can redistribute it and/or modify it under th
 
 import { Pattern, patternify2 } from './index.mjs';
 
-const synth = window?.speechSynthesis;
+let synth;
+try {
+  synth = window?.speechSynthesis;
+} catch (err) {
+  console.warn('cannot use window: not in browser?');
+}
+
 let allVoices = synth?.getVoices();
 // console.log('voices', allVoices);
 
diff --git a/packages/eval/evaluate.mjs b/packages/eval/evaluate.mjs
index 2f4d87ca..3db93b6d 100644
--- a/packages/eval/evaluate.mjs
+++ b/packages/eval/evaluate.mjs
@@ -10,7 +10,7 @@ import * as strudel from '@strudel.cycles/core';
 const { isPattern, Pattern } = strudel;
 
 export const extend = (...args) => {
-  console.warn('@strudel.cycles/eval extend is deprecated, please use evalScopep instead');
+  console.warn('@strudel.cycles/eval extend is deprecated, please use evalScope instead');
   Object.assign(globalThis, ...args);
 };