diff --git a/src/frontend/packages/core/package.json b/src/frontend/packages/core/package.json
index 401051fb84..360f1dc945 100644
--- a/src/frontend/packages/core/package.json
+++ b/src/frontend/packages/core/package.json
@@ -13,7 +13,7 @@
     "@angular/forms": "20.3.18",
     "@angular/platform-browser": "20.3.18",
     "@angular/platform-browser-dynamic": "20.3.18",
-    "@angular/platform-server": "20.3.19",
+    "@angular/platform-server": "20.3.21",
     "@angular/router": "20.3.18",
     "@ngrx/effects": "20.0.0",
     "@ngrx/router-store": "20.0.0",