diff --git a/1-Authentication/1-sign-in/SPA/package.json b/1-Authentication/1-sign-in/SPA/package.json
index 8e5d0039..cdf03afe 100644
--- a/1-Authentication/1-sign-in/SPA/package.json
+++ b/1-Authentication/1-sign-in/SPA/package.json
@@ -14,7 +14,7 @@
     "@angular/animations": "~11.0.0",
     "@angular/cdk": "^11.0.0",
     "@angular/common": "~11.0.0",
-    "@angular/compiler": "~11.0.0",
+    "@angular/compiler": "~19.2.17",
     "@angular/core": "~11.0.0",
     "@angular/forms": "~11.0.0",
     "@angular/material": "^11.0.0",