diff --git a/package-lock.json b/package-lock.json
index 362e4d2..75b7e1b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -322,11 +322,18 @@
       }
     },
     "@angular/core": {
-      "version": "6.1.2",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-6.1.2.tgz",
-      "integrity": "sha512-ayHmUCBAbn0Rkd4SkUOi/qsN/EK/UorB1VPZeimYJSJUGWOQVyN7vneXn/zN1SQ+oj0KYz5u/mDsNqYh1kkCbw==",
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
       "requires": {
-        "tslib": "^1.9.0"
+        "tslib": "^2.0.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "2.4.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.0.tgz",
+          "integrity": "sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ=="
+        }
       }
     },
     "@angular/fire": {
@@ -540,7 +547,7 @@
         },
         "whatwg-fetch": {
           "version": "2.0.4",
-          "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",
           "integrity": "sha512-dcQ1GWpOD/eEQ97k66aiEVpNnapVj90/+R+SXTPYGHpYBBypfKJEQjLrvMZ7YXbKm21gXd4NcuxUTjiv1YtLng=="
         }
       }
@@ -4447,7 +4454,8 @@
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -4456,6 +4464,7 @@
       "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.11.tgz",
       "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
       "dev": true,
+      "optional": true,
       "requires": {
         "graceful-fs": "^4.1.2",
         "inherits": "~2.0.0",
diff --git a/package.json b/package.json
index 366b2e1..c5507c9 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "@angular/animations": "^6.0.3",
     "@angular/common": "^6.0.3",
     "@angular/compiler": "^6.0.3",
-    "@angular/core": "^6.0.3",
+    "@angular/core": "^11.0.5",
     "@angular/fire": "^5.0.0",
     "@angular/forms": "^6.0.3",
     "@angular/http": "^6.0.3",