diff --git a/package-lock.json b/package-lock.json
index 1d347a1..2327ec0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -83,7 +83,7 @@
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@@ -8622,7 +8660,7 @@
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@@ -8709,7 +8747,7 @@
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+      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.1.7.tgz",
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@@ -8879,7 +8917,7 @@
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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/source-map/-/source-map-0.4.4.tgz",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
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@@ -8928,7 +8966,7 @@
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-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
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@@ -9754,7 +9792,7 @@
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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",
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@@ -9766,6 +9804,7 @@
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+      "optional": true,
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@@ -9847,7 +9886,7 @@
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+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
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@@ -9921,7 +9960,7 @@
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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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@@ -9943,7 +9982,7 @@
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-          "resolved": "http://registry.npmjs.org/external-editor/-/external-editor-1.1.1.tgz",
+          "resolved": "https://registry.npmjs.org/external-editor/-/external-editor-1.1.1.tgz",
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@@ -9977,7 +10016,7 @@
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-          "resolved": "http://registry.npmjs.org/inquirer/-/inquirer-1.2.3.tgz",
+          "resolved": "https://registry.npmjs.org/inquirer/-/inquirer-1.2.3.tgz",
           "integrity": "sha1-TexvMvN+97sLLtPx0aXD9UUHSRg=",
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@@ -10011,7 +10050,7 @@
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-          "resolved": "http://registry.npmjs.org/npmlog/-/npmlog-2.0.4.tgz",
+          "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-2.0.4.tgz",
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@@ -10022,7 +10061,7 @@
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-          "resolved": "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
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@@ -10826,7 +10865,7 @@
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-          "resolved": "http://registry.npmjs.org/lru-cache/-/lru-cache-2.2.4.tgz",
+          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-2.2.4.tgz",
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@@ -11002,7 +11041,7 @@
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-          "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
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@@ -11390,13 +11429,13 @@
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-          "resolved": "http://registry.npmjs.org/async/-/async-1.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/async/-/async-1.0.0.tgz",
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-          "resolved": "http://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
+          "resolved": "https://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
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diff --git a/package.json b/package.json
index df4651d..d3ed4a7 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
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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",