diff --git a/first-app/package-lock.json b/first-app/package-lock.json
index c120e26f..4a2fafb8 100644
--- a/first-app/package-lock.json
+++ b/first-app/package-lock.json
@@ -9,8 +9,8 @@
       "version": "0.1.0",
       "dependencies": {
         "@angular/animations": "^14.2.0",
-        "@angular/common": "^14.2.0",
-        "@angular/compiler": "^19.0.1",
+        "@angular/common": "^19.0.1",
+        "@angular/compiler": "^14.2.0",
         "@angular/core": "^14.2.0",
         "@angular/forms": "^19.0.3",
         "@angular/platform-browser": "^14.2.0",
@@ -1191,9 +1191,9 @@
       "dev": true
     },
     "node_modules/@angular/common": {
-      "version": "19.0.3",
-      "resolved": "https://registry.npmjs.org/@angular/common/-/common-19.0.3.tgz",
-      "integrity": "sha512-YyBVZU+LQ38R+/U5vF/b1T3muROKpR0kkupMw7VKnGhQfgrRX5Dk3H2nr9ritt0zPc7TOUuQSlHMf3QWah2GDg==",
+      "version": "19.0.1",
+      "resolved": "https://registry.npmjs.org/@angular/common/-/common-19.0.1.tgz",
+      "integrity": "sha512-FWAyHlEhPeLHvNLuzSl2rlksK/fVVB5O3soBYOeiKScN1vlAdALbwPDIHhimhNFBV8kmtc144WjkcTxt8MK/4g==",
       "license": "MIT",
       "dependencies": {
         "tslib": "^2.3.0"
@@ -1202,7 +1202,7 @@
         "node": "^18.19.1 || ^20.11.1 || >=22.0.0"
       },
       "peerDependencies": {
-        "@angular/core": "19.0.3",
+        "@angular/core": "19.0.1",
         "rxjs": "^6.5.3 || ^7.4.0"
       }
     },
diff --git a/first-app/package.json b/first-app/package.json
index e056ed78..7547b6b5 100644
--- a/first-app/package.json
+++ b/first-app/package.json
@@ -11,8 +11,8 @@
   "private": true,
        "dependencies": {
         "@angular/animations": "^14.2.0",
-        "@angular/common": "^14.2.0",
-        "@angular/compiler": "^19.0.1",
+        "@angular/common": "^19.0.1",
+        "@angular/compiler": "^14.2.0",
         "@angular/core": "^14.2.0",
         "@angular/forms": "^19.0.3",
         "@angular/platform-browser": "^14.2.0",