diff --git a/packages/astro/src/core/build/static-build.ts b/packages/astro/src/core/build/static-build.ts
index 68b5a797fc49..8e26db1888f0 100644
--- a/packages/astro/src/core/build/static-build.ts
+++ b/packages/astro/src/core/build/static-build.ts
@@ -231,8 +231,8 @@ async function buildEnvironments(opts: StaticBuildOptions, internals: BuildInter
 					emptyOutDir: false,
 					outDir: fileURLToPath(getClientOutputDirectory(settings)),
 					copyPublicDir: ssr,
+					sourcemap: viteConfig.environments?.client?.build?.sourcemap ?? false,
 					minify: true,
-					sourcemap: false,
 					rollupOptions: {
 						preserveEntrySignatures: 'exports-only',
 						output: {
diff --git a/packages/astro/test/fixtures/sourcemap/astro.config.mjs b/packages/astro/test/fixtures/sourcemap/astro.config.mjs
index 1dc3f577df53..988267c0f60f 100644
--- a/packages/astro/test/fixtures/sourcemap/astro.config.mjs
+++ b/packages/astro/test/fixtures/sourcemap/astro.config.mjs
@@ -4,8 +4,12 @@ import { defineConfig } from 'astro/config';
 export default defineConfig({
 	integrations: [react()],
 	vite: {
-		build: {
-			sourcemap: true,
+		environments: {
+			client: {
+				build: {
+					sourcemap: true,
+				}
+			}
 		}
 	}
 })