diff --git a/.changeset/eighty-turtles-drive.md b/.changeset/eighty-turtles-drive.md
new file mode 100644
index 000000000000..1c7749e3991a
--- /dev/null
+++ b/.changeset/eighty-turtles-drive.md
@@ -0,0 +1,5 @@
+---
+'astro-scripts': patch
+---
+
+Fix: avoid generating sourcemaps for dev builds of the monorepo - prevents Vite warning logs
diff --git a/scripts/cmd/build.js b/scripts/cmd/build.js
index de204becf41b..764b26eeda3d 100644
--- a/scripts/cmd/build.js
+++ b/scripts/cmd/build.js
@@ -12,7 +12,7 @@ const defaultConfig = {
 	format: 'esm',
 	platform: 'node',
 	target: 'node14',
-	sourcemap: 'inline',
+	sourcemap: false,
 	sourcesContent: false,
 };
 
@@ -61,7 +61,6 @@ export default async function build(...args) {
 	if (!isDev) {
 		await esbuild.build({
 			...config,
-			sourcemap: false,
 			bundle: false,
 			entryPoints,
 			outdir,