diff --git a/package-lock.json b/package-lock.json
index cb1e1ae..cd7a43a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -665,11 +665,18 @@
       }
     },
     "@angular/core": {
-      "version": "6.1.0",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-6.1.0.tgz",
-      "integrity": "sha512-gWu9Q7q2+fhFC5dl/BvGW7Ha7NUJtK9wQLYQlfIMim4lKTOiM1/S0MYBVMrEq58ldMr9DnA35f5jGno3x6/v+g==",
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
       "requires": {
-        "tslib": "1.9.3"
+        "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/forms": {
@@ -1179,6 +1186,7 @@
       "resolved": "https://registry.npmjs.org/align-text/-/align-text-0.1.4.tgz",
       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
       "dev": true,
+      "optional": true,
       "requires": {
         "kind-of": "3.2.2",
         "longest": "1.0.1",
@@ -4774,6 +4782,7 @@
       "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.11.tgz",
       "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
       "dev": true,
+      "optional": true,
       "requires": {
         "graceful-fs": "4.1.11",
         "inherits": "2.0.3",
@@ -6699,13 +6708,15 @@
           "version": "1.35.0",
           "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.35.0.tgz",
           "integrity": "sha512-JWT/IcCTsB0Io3AhWUMjRqucrHSPsSf2xKLaRldJVULioggvkJvggZ3VXNNSRkCddE6D+BUI4HEIZIA2OjwIvg==",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mime-types": {
           "version": "2.1.19",
           "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.19.tgz",
           "integrity": "sha512-P1tKYHVSZ6uFo26mtnve4HQFE3koh1UWVkp8YUC+ESBHe945xWSoXuHHiGarDqcEZ+whpCDnlNw5LON0kLo+sw==",
           "dev": true,
+          "optional": true,
           "requires": {
             "mime-db": "1.35.0"
           }
@@ -7162,7 +7173,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/longest/-/longest-1.0.1.tgz",
       "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "loose-envify": {
       "version": "1.4.0",
@@ -7763,13 +7775,15 @@
           "version": "1.35.0",
           "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.35.0.tgz",
           "integrity": "sha512-JWT/IcCTsB0Io3AhWUMjRqucrHSPsSf2xKLaRldJVULioggvkJvggZ3VXNNSRkCddE6D+BUI4HEIZIA2OjwIvg==",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mime-types": {
           "version": "2.1.19",
           "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.19.tgz",
           "integrity": "sha512-P1tKYHVSZ6uFo26mtnve4HQFE3koh1UWVkp8YUC+ESBHe945xWSoXuHHiGarDqcEZ+whpCDnlNw5LON0kLo+sw==",
           "dev": true,
+          "optional": true,
           "requires": {
             "mime-db": "1.35.0"
           }
@@ -9289,7 +9303,8 @@
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-3.0.0.tgz",
           "integrity": "sha1-MvxLn82vhF/N9+c7uXysImHwqwo=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yargs": {
           "version": "7.1.0",
diff --git a/package.json b/package.json
index 99fcb21..012518c 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
   "dependencies": {
     "@angular/common": "~6.1.0",
     "@angular/compiler": "~6.1.0",
-    "@angular/core": "~6.1.0",
+    "@angular/core": "~11.0.5",
     "@angular/forms": "~6.1.0",
     "@angular/http": "~6.1.0",
     "@angular/platform-browser": "~6.1.0",