diff --git a/package-lock.json b/package-lock.json
index 201c4d4..c1471da 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -461,9 +461,19 @@
       }
     },
     "@angular/core": {
-      "version": "9.1.7",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-9.1.7.tgz",
-      "integrity": "sha512-uJSZ+rdGL47gc3A+Fal1XwJYB4WWpYJrNifvoQ2nOs+X5Qu+j0HN6GXPJb4kixoNzjYCGxmLoirdT3xhNZFcfQ=="
+      "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": "9.1.7",
@@ -12330,6 +12340,7 @@
           "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
           "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-extendable": "^0.1.0"
           }
@@ -12369,6 +12380,7 @@
           "resolved": "https://registry.npmjs.org/is-number/-/is-number-3.0.0.tgz",
           "integrity": "sha1-JP1iAaR4LPUFYcgQJ2r8fRLXEZU=",
           "dev": true,
+          "optional": true,
           "requires": {
             "kind-of": "^3.0.2"
           }
@@ -12378,6 +12390,7 @@
           "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
           "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-buffer": "^1.1.5"
           }
diff --git a/package.json b/package.json
index 5a1eb9d..9ea46bc 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "@angular/animations": "~9.1.7",
     "@angular/common": "~9.1.7",
     "@angular/compiler": "~9.1.7",
-    "@angular/core": "~9.1.7",
+    "@angular/core": "~11.0.5",
     "@angular/forms": "~9.1.7",
     "@angular/platform-browser": "~9.1.7",
     "@angular/platform-browser-dynamic": "~9.1.7",