diff --git a/package-lock.json b/package-lock.json
index 962752f5..e2d26217 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -514,9 +514,9 @@
       }
     },
     "@angular/language-service": {
-      "version": "11.0.0",
-      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-11.0.0.tgz",
-      "integrity": "sha512-lwUVlaiIASNbKQ/EtCK5KOVIlpiyVvysN6idAD0rJHr6BRtrlqwiayNYbV5as5IJyPYLf2E8au3an9j0E/PFDw==",
+      "version": "17.1.1",
+      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-17.1.1.tgz",
+      "integrity": "sha512-ObAf/+LaJZF4FoyFOIeZoTsicioNIx6uJGgH36Tp2G3YYocrzIInLNR0HmwllQYMdEHh54/sW9IvjVe+i++0RQ==",
       "dev": true
     },
     "@angular/material": {
diff --git a/package.json b/package.json
index 38f07e03..7e677e78 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "@angular-devkit/build-angular": "~0.1100.1",
     "@angular/cli": "^11.0.1",
     "@angular/compiler-cli": "^11.0.0",
-    "@angular/language-service": "^11.0.0",
+    "@angular/language-service": "^17.1.1",
     "@types/jasmine": "~3.6.10",
     "@types/jasminewd2": "^2.0.10",
     "@types/node": "^12.11.1",