diff --git a/udacity-c3-frontend/package-lock.json b/udacity-c3-frontend/package-lock.json
old mode 100755
new mode 100644
index 2140d40..a62e62b
--- a/udacity-c3-frontend/package-lock.json
+++ b/udacity-c3-frontend/package-lock.json
@@ -457,9 +457,19 @@
       }
     },
     "@angular/core": {
-      "version": "9.1.3",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-9.1.3.tgz",
-      "integrity": "sha512-r+GyeCuBw9SUBzpPWhKxzTOkNYotYp3gANSWndihLC9P6W5T8Hfyg8uYcxKy7L42bpx8eXZOXFq91cioVwZtqA=="
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
+      "requires": {
+        "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": {
       "version": "9.1.3",
diff --git a/udacity-c3-frontend/package.json b/udacity-c3-frontend/package.json
old mode 100755
new mode 100644
index 9abca4c..0cecf62
--- a/udacity-c3-frontend/package.json
+++ b/udacity-c3-frontend/package.json
@@ -14,7 +14,7 @@
   "private": true,
   "dependencies": {
     "@angular/common": "^9.1.3",
-    "@angular/core": "^9.1.3",
+    "@angular/core": "^11.0.5",
     "@angular/forms": "^9.1.3",
     "@angular/http": "^7.2.16",
     "@angular/platform-browser": "^9.1.3",