diff --git a/package-lock.json b/package-lock.json
index aba167e..f6ce543 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -78,7 +78,7 @@
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+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
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+      "resolved": "https://registry.npmjs.org/cacache/-/cacache-10.0.4.tgz",
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+      "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.1.tgz",
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@@ -3972,12 +3980,14 @@
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+          "dev": true,
+          "optional": true
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+          "dev": true,
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@@ -4152,12 +4168,14 @@
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+          "optional": true
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@@ -4176,6 +4194,7 @@
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@@ -4256,7 +4275,8 @@
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@@ -4353,7 +4374,8 @@
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@@ -4389,6 +4411,7 @@
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@@ -4408,6 +4431,7 @@
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@@ -4451,12 +4475,14 @@
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           "version": "1.0.2",
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+          "dev": true,
+          "optional": true
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           "version": "3.0.2",
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@@ -5612,7 +5638,7 @@
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-          "resolved": "http://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
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@@ -5754,7 +5780,7 @@
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-      "resolved": "http://registry.npmjs.org/jasmine-core/-/jasmine-core-2.99.1.tgz",
+      "resolved": "https://registry.npmjs.org/jasmine-core/-/jasmine-core-2.99.1.tgz",
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@@ -5811,7 +5837,7 @@
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-      "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
+      "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
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-          "resolved": "http://registry.npmjs.org/core-js/-/core-js-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.3.0.tgz",
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-          "resolved": "http://registry.npmjs.org/es6-promise/-/es6-promise-3.0.2.tgz",
+          "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-3.0.2.tgz",
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-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
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-          "resolved": "http://registry.npmjs.org/semver/-/semver-5.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-5.3.0.tgz",
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@@ -6755,7 +6781,7 @@
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-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
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-      "resolved": "http://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
+      "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
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+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
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@@ -7555,7 +7581,7 @@
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-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
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+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
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-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
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-          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
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-      "resolved": "http://registry.npmjs.org/sax/-/sax-0.5.8.tgz",
+      "resolved": "https://registry.npmjs.org/sax/-/sax-0.5.8.tgz",
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-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
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diff --git a/package.json b/package.json
index be80794..92055c9 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
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     "@angular/common": "~7.0.0",
     "@angular/compiler": "~7.0.0",
-    "@angular/core": "~7.0.0",
+    "@angular/core": "~11.0.5",
     "@angular/forms": "~7.0.0",
     "@angular/http": "~7.0.0",
     "@angular/platform-browser": "~7.0.0",