diff --git a/aio/ngsw-config.template.json b/aio/ngsw-config.template.json
index f28aceefde4..0f51066781b 100644
--- a/aio/ngsw-config.template.json
+++ b/aio/ngsw-config.template.json
@@ -1,4 +1,5 @@
 {
+  "$schema": "./node_modules/@angular/service-worker/config/schema.json",
   "index": "/index.html",
   "assetGroups": [
     {