diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index f6cf21d4..a9c35068 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -33,7 +33,7 @@
         "zone.js": "~0.14.6"
       },
       "devDependencies": {
-        "@angular/language-service": "~18.0.1",
+        "@angular/language-service": "~21.2.0",
         "@types/jasmine": "~3.10.1",
         "@types/jasminewd2": "^2.0.10",
         "@types/node": "20.12.13",
@@ -532,12 +532,13 @@
       }
     },
     "node_modules/@angular/language-service": {
-      "version": "18.0.1",
-      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-18.0.1.tgz",
-      "integrity": "sha512-T4ILrLJTnredemIDxkKiL0pD0OZFzXwX6tn/nem2RG9aV5UQWqitOjw1RNuWDbsNXX6vRZsL/nw9cwDpeZhebQ==",
+      "version": "21.2.0",
+      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-21.2.0.tgz",
+      "integrity": "sha512-tWG/8I9kMfSk1NYlS/PvvcVg+Jx1wy4mbZFYIKfcSOoOsVuW/QyHRsHNFtHUG7ZbgzDXoHIWblEk3ESSoPlkjw==",
       "dev": true,
+      "license": "MIT",
       "engines": {
-        "node": "^18.13.0 || >=20.9.0"
+        "node": "^20.19.0 || ^22.12.0 || >=24.0.0"
       }
     },
     "node_modules/@angular/platform-browser": {
diff --git a/frontend/package.json b/frontend/package.json
index a96cf6ac..010aa5d5 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -40,7 +40,7 @@
     "zone.js": "~0.14.6"
   },
   "devDependencies": {
-    "@angular/language-service": "~18.0.1",
+    "@angular/language-service": "~21.2.0",
     "@types/jasmine": "~3.10.1",
     "@types/jasminewd2": "^2.0.10",
     "@types/node": "20.12.13",