diff --git a/src/package-lock.json b/src/package-lock.json
index cf922cd..b06a9c9 100644
--- a/src/package-lock.json
+++ b/src/package-lock.json
@@ -575,11 +575,18 @@
       }
     },
     "@angular/core": {
-      "version": "8.2.14",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-8.2.14.tgz",
-      "integrity": "sha512-zeePkigi+hPh3rN7yoNENG/YUBUsIvUXdxx+AZq+QPaFeKEA2FBSrKn36ojHFrdJUjKzl0lPMEiGC2b6a6bo6g==",
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
       "requires": {
-        "tslib": "^1.9.0"
+        "tslib": "^2.0.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "2.4.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.0.tgz",
+          "integrity": "sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ=="
+        }
       }
     },
     "@angular/forms": {
diff --git a/src/package.json b/src/package.json
old mode 100755
new mode 100644
index a2b26c5..81bcd2e
--- a/src/package.json
+++ b/src/package.json
@@ -8,7 +8,7 @@
     "core-js": "2.6.11",
     "zone.js": "0.9.1",
     "jasmine-core": "2.99.1",
-    "@angular/core": "8.2.14",
+    "@angular/core": "11.0.5",
     "@angular/forms": "8.2.14",
     "@angular/common": "8.2.14",
     "@angular/router": "8.2.14",