diff --git a/packages/frontend/vite.config.ts b/packages/frontend/vite.config.ts
index 504562a91e..647fe4cf9b 100644
--- a/packages/frontend/vite.config.ts
+++ b/packages/frontend/vite.config.ts
@@ -148,6 +148,7 @@ export function getConfig(): UserConfig {
 					},
 					chunkFileNames: process.env.NODE_ENV === 'production' ? '[hash:8].js' : '[name]-[hash:8].js',
 					assetFileNames: process.env.NODE_ENV === 'production' ? '[hash:8][extname]' : '[name]-[hash:8][extname]',
+					sourcemap: true,
 					paths(id) {
 						for (const p of externalPackages) {
 							if (p.match.test(id)) {
@@ -163,7 +164,7 @@ export function getConfig(): UserConfig {
 			outDir: __dirname + '/../../built/_frontend_vite_',
 			assetsDir: '.',
 			emptyOutDir: false,
-			sourcemap: process.env.NODE_ENV === 'development',
+			sourcemap: true,
 			reportCompressedSize: false,
 
 			// https://vitejs.dev/guide/dep-pre-bundling.html#monorepos-and-linked-dependencies