diff --git a/packages/webui/src/serve.mjs b/packages/webui/src/serve.mjs
index 280a228f..93a1958f 100644
--- a/packages/webui/src/serve.mjs
+++ b/packages/webui/src/serve.mjs
@@ -22,7 +22,7 @@ const files = new Map([
   ['/', ['index.html', 'text/html; charset=utf-8']],
   ...['app.js', 'brand.js', 'bus.js'].map(f => ['/' + f, [f, 'text/javascript; charset=utf-8']]),
   ...['shared/app.css', 'tokens.css', 'console.css', 'live.css', 'bus.css', 'shell.css'].map(f => ['/' + f, [f, 'text/css; charset=utf-8']]),
-  ['/icons.svg', ['icons.svg', 'image/svg+xml']],
+  ['/icons.svg', ['icons.svg', 'text/plain']],
   ...[400, 500, 600, 700].map(w => [`/assets/fonts/manrope-${w}.woff2`, [`assets/fonts/manrope-${w}.woff2`, 'font/woff2']]),
   ...[400, 500, 700].map(w => [`/assets/fonts/jetbrains-mono-${w}.woff2`, [`assets/fonts/jetbrains-mono-${w}.woff2`, 'font/woff2']]),
 ]);