diff --git a/package-lock.json b/package-lock.json
index 0a6a689..e5f27fe 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -562,11 +562,18 @@
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-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-6.0.5.tgz",
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+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
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+        "tslib": "^2.0.0"
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+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.0.tgz",
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+        }
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     },
     "@angular/fire": {
@@ -783,7 +790,7 @@
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-          "resolved": "http://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz",
+          "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz",
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@@ -1335,6 +1342,7 @@
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       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
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@@ -2283,7 +2291,8 @@
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       "integrity": "sha1-JrOIXRD6E9t/wBquOquHAZngEkw=",
-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -5523,6 +5532,7 @@
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       "dev": true,
+      "optional": true,
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@@ -5533,6 +5543,7 @@
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+          "optional": true,
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@@ -5858,6 +5869,7 @@
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       "integrity": "sha1-rQFScUOi6Hc8+uapb1hla7UqNLI=",
       "dev": true,
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         "underscore": "1.7.0"
@@ -5867,7 +5879,8 @@
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-      "dev": true
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@@ -7272,13 +7285,15 @@
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-      "dev": true
+      "dev": true,
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       "integrity": "sha1-UaGp50SOy9Ms2lRCFnW7IbwJPaY=",
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@@ -7289,7 +7304,8 @@
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           "integrity": "sha1-/iZaIYrGpXz+hUkn6dBMGYJe3es=",
-          "dev": true
+          "dev": true,
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@@ -7297,7 +7313,8 @@
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       "integrity": "sha1-9ebgatdLeU+1tbZpiL9yjvHe2+g=",
-      "dev": true
+      "dev": true,
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@@ -7617,7 +7634,8 @@
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       "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -8510,13 +8528,15 @@
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       "integrity": "sha1-ecSQihwPXzdbc/6IjamCj23JY6Q=",
-      "dev": true
+      "dev": true,
+      "optional": true
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     "nodemailer-shared": {
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       "resolved": "https://registry.npmjs.org/nodemailer-shared/-/nodemailer-shared-1.1.0.tgz",
       "integrity": "sha1-z1mU4v0mjQD1zw+nZ6CBae2wfsA=",
       "dev": true,
+      "optional": true,
       "requires": {
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@@ -8549,7 +8569,8 @@
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       "integrity": "sha1-WG24EB2zDLRDjrVGc3pBqtDPE9U=",
-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -10619,6 +10640,7 @@
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       "integrity": "sha1-1275EnyyPCJZ7bHoNJwujV4tdME=",
       "dev": true,
+      "optional": true,
       "requires": {
         "httpntlm": "1.6.1",
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@@ -11702,7 +11724,8 @@
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       "integrity": "sha1-a7rwh3UA02vjTsqlhODbn+8DUgk=",
-      "dev": true
+      "dev": true,
+      "optional": true
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     "union-value": {
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diff --git a/package.json b/package.json
index 33aa590..64a078b 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
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     "@angular/compiler": "^6.0.5",
     "@angular/compiler-cli": "^6.0.5",
-    "@angular/core": "^6.0.5",
+    "@angular/core": "^11.0.5",
     "@angular/fire": "^5.1.0",
     "@angular/flex-layout": "^6.0.0-beta.16",
     "@angular/forms": "^6.0.5",