diff --git a/package-lock.json b/package-lock.json
index ff415d7..2a5d364 100644
--- a/package-lock.json
+++ b/package-lock.json
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           "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
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@@ -9172,7 +9217,7 @@
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-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
           "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U=",
           "dev": true
         },
@@ -9196,7 +9241,7 @@
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-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
           "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
           "dev": true,
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@@ -9205,7 +9250,7 @@
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         "ms": {
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-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
           "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U=",
           "dev": true
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@@ -9232,7 +9277,7 @@
       "dependencies": {
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-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
           "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
           "dev": true,
           "requires": {
@@ -9241,7 +9286,7 @@
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         "ms": {
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-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
           "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U=",
           "dev": true
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@@ -9267,7 +9312,7 @@
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         "debug": {
           "version": "2.2.0",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.2.0.tgz",
           "integrity": "sha1-+HBX6ZWxofauaklgZkE3vFbwOdo=",
           "dev": true,
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@@ -9282,7 +9327,7 @@
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         "ms": {
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-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.1.tgz",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-0.7.1.tgz",
           "integrity": "sha1-nNE8A62/8ltl7/3nzoZO6VIBcJg=",
           "dev": true
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@@ -9736,7 +9781,7 @@
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     "strip-ansi": {
       "version": "3.0.1",
-      "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=",
       "dev": true,
       "requires": {
@@ -10153,7 +10198,7 @@
       "dependencies": {
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           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
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@@ -11169,6 +11214,7 @@
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
       "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
       "dev": true,
+      "optional": true,
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diff --git a/package.json b/package.json
index 63b7be2..979c2aa 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "@angular/animations": "^7.2.0",
     "@angular/common": "^7.2.0",
     "@angular/compiler": "^7.2.0",
-    "@angular/core": "^7.2.0",
+    "@angular/core": "^11.0.5",
     "@angular/forms": "^7.2.0",
     "@angular/http": "^7.2.0",
     "@angular/platform-browser": "^7.2.0",