diff --git a/package-lock.json b/package-lock.json
old mode 100755
new mode 100644
index 9eefd48..660687d
--- a/package-lock.json
+++ b/package-lock.json
@@ -779,9 +779,9 @@
       }
     },
     "@angular/language-service": {
-      "version": "10.2.2",
-      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-10.2.2.tgz",
-      "integrity": "sha512-j7EhGAiOfbfnCXrEqWkGThA1E4oN6eETKc6SP80Upvtp/K9OU4EtvcFIcALY4YBBg5Yjs5F3gtTlv0ZHK03AsA==",
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-11.0.5.tgz",
+      "integrity": "sha512-EzGycD9ztTKAZB+kR+masNqCfGmU0vnKd/z33VLmeo9fo41t/YNCEQEEFz/pEl2dEwX/Wjou+3oyTYZIZz2uSA==",
       "dev": true
     },
     "@angular/platform-browser": {
diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index 138513e..7809e00
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "@angular-devkit/build-ng-packagr": "~0.1002.0",
     "@angular/cli": "~10.2.0",
     "@angular/compiler-cli": "~10.2.2",
-    "@angular/language-service": "~10.2.2",
+    "@angular/language-service": "~11.0.5",
     "@types/node": "^14.14.6",
     "@types/jasmine": "~3.6.1",
     "@types/jasminewd2": "~2.0.3",