diff --git a/apps/dashboard/next.config.mjs b/apps/dashboard/next.config.mjs
index 1460af495..1f7a798f9 100644
--- a/apps/dashboard/next.config.mjs
+++ b/apps/dashboard/next.config.mjs
@@ -70,8 +70,9 @@ const nextConfig = {
 
   pageExtensions: ["js", "jsx", "mdx", "ts", "tsx"],
 
-  // we're open-source, so we can provide source maps
-  productionBrowserSourceMaps: true,
+  // we're open-source, so we can provide source maps — but skip them for
+  // RDE standalone builds where they just take up space for no reason
+  productionBrowserSourceMaps: process.env.NEXT_CONFIG_OUTPUT !== "standalone",
 
   poweredByHeader: false,