diff --git a/guide/api-environment-frameworks.md b/guide/api-environment-frameworks.md
index e151ac2d..f4e327af 100644
--- a/guide/api-environment-frameworks.md
+++ b/guide/api-environment-frameworks.md
@@ -315,7 +315,7 @@ export default {
   builder: {
     buildApp: async (builder) => {
       const environments = Object.values(builder.environments)
-      return Promise.all(
+      await Promise.all(
         environments.map((environment) => builder.build(environment)),
       )
     },