diff --git a/package-lock.json b/package-lock.json
index 9890396..e2c6688 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -83,7 +83,7 @@
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+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.6.tgz",
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@@ -402,7 +402,7 @@
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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/@angular/core/-/core-11.0.5.tgz",
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+        "tslib": "^2.0.0"
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+      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
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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": "https://registry.npmjs.org/cacache/-/cacache-10.0.4.tgz",
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-          "resolved": "http://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
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-          "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.2.0.tgz",
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@@ -3951,7 +3964,8 @@
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@@ -3963,6 +3977,7 @@
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@@ -3977,6 +3992,7 @@
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@@ -3984,12 +4000,14 @@
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@@ -4008,6 +4026,7 @@
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@@ -4088,7 +4107,8 @@
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@@ -4100,6 +4120,7 @@
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@@ -4185,7 +4206,8 @@
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@@ -4283,12 +4307,14 @@
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-          "resolved": "http://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
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-      "resolved": "http://registry.npmjs.org/jasmine-core/-/jasmine-core-2.99.1.tgz",
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+      "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
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-          "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
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-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
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         "is-utf8": "^0.2.0"
       }
@@ -9060,7 +9099,7 @@
         },
         "source-map": {
           "version": "0.1.43",
-          "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
           "integrity": "sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=",
           "dev": true,
           "requires": {
@@ -9970,7 +10009,7 @@
         },
         "source-map": {
           "version": "0.4.4",
-          "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",
           "integrity": "sha1-66T12pwNyZneaAMti092FzZSA2s=",
           "dev": true,
           "requires": {
diff --git a/package.json b/package.json
index 349f6d3..69410ca 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "@angular/animations": "~7.0.0",
     "@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",