diff --git a/package-lock.json b/package-lock.json
index 8c7779e..e096d84 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@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": "^7.1.0",
         "@angular/platform-browser": "~7.2.0",
@@ -428,17 +428,22 @@
       }
     },
     "node_modules/@angular/core": {
-      "version": "7.2.16",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-7.2.16.tgz",
-      "integrity": "sha512-z1RuBinuYeC4KLv8Z95YOgIQLd4nkoApdxkIZaWALwSkgeBuHJn4bCBn2cL0gJ/KO2x18TiTU5HuC+uyBt0AVQ==",
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
       "dependencies": {
-        "tslib": "^1.9.0"
+        "tslib": "^2.0.0"
       },
       "peerDependencies": {
-        "rxjs": "^6.0.0",
-        "zone.js": "~0.8.26"
+        "rxjs": "^6.5.3",
+        "zone.js": "~0.10.3"
       }
     },
+    "node_modules/@angular/core/node_modules/tslib": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.1.tgz",
+      "integrity": "sha512-tGyy4dAjRIEwI7BzsB0lynWgOpfqjUdq91XXAlIWD2OwKBH7oCl/GZG/HT4BOHrTlPMOASlMQ7veyTqpmRcrNA=="
+    },
     "node_modules/@angular/forms": {
       "version": "7.2.16",
       "resolved": "https://registry.npmjs.org/@angular/forms/-/forms-7.2.16.tgz",
diff --git a/package.json b/package.json
index b5a240b..228cd8f 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "@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": "^7.1.0",
     "@angular/platform-browser": "~7.2.0",