diff --git a/web_embedding/ng-flutter/package.json b/web_embedding/ng-flutter/package.json
index 94f236eac..90bd2f7b5 100644
--- a/web_embedding/ng-flutter/package.json
+++ b/web_embedding/ng-flutter/package.json
@@ -26,7 +26,7 @@
     "zone.js": "~0.15.0"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "^20.0.2",
+    "@angular-devkit/build-angular": "^21.1.2",
     "@angular/cli": "~21.1.1",
     "@angular/compiler-cli": "^20.0.3",
     "@types/jasmine": "~6.0.0",