diff --git a/build/gulpfile.vscode.web.js b/build/gulpfile.vscode.web.js
index ea53c1b8c69..f0ad617f405 100644
--- a/build/gulpfile.vscode.web.js
+++ b/build/gulpfile.vscode.web.js
@@ -32,7 +32,7 @@ const version = (quality && quality !== 'stable') ? `${packageJson.version}-${qu
 
 const vscodeWebResourceIncludes = [
 	// Workbench
-	'out-build/vs/{base,platform,editor,workbench}/**/*.{svg,png,jpg}',
+	'out-build/vs/{base,platform,editor,workbench}/**/*.{svg,png,jpg,opus}',
 	'out-build/vs/code/browser/workbench/*.html',
 	'out-build/vs/base/browser/ui/codicons/codicon/**/*.ttf',
 	'out-build/vs/**/markdown.css',