diff --git a/packages/angular/build/src/utils/server-rendering/prerender.ts b/packages/angular/build/src/utils/server-rendering/prerender.ts
index 39d0f0934c92..52890cac22ac 100644
--- a/packages/angular/build/src/utils/server-rendering/prerender.ts
+++ b/packages/angular/build/src/utils/server-rendering/prerender.ts
@@ -226,6 +226,7 @@ async function renderPages(
     } as RenderWorkerData,
     execArgv: workerExecArgv,
     env: {
+      ...process.env,
       'NG_ALLOWED_HOSTS': 'localhost',
     },
   });
@@ -341,6 +342,7 @@ async function getAllRoutes(
     } as RoutesExtractorWorkerData,
     execArgv: workerExecArgv,
     env: {
+      ...process.env,
       'NG_ALLOWED_HOSTS': 'localhost',
     },
   });