diff --git a/package.json b/package.json
index 69c1289..cdcd9e3 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "@angular-devkit/core": "^7.0.0",
     "@angular/common": "^8.0.0",
     "@angular/compiler": "^8.0.0",
-    "@angular/core": "^8.0.0",
+    "@angular/core": "^11.0.5",
     "@angular/forms": "^8.0.0",
     "@angular/platform-browser": "^8.0.0",
     "@angular/platform-browser-dynamic": "^8.0.0",
diff --git a/yarn.lock b/yarn.lock
index cef7943..2748aeb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -24,11 +24,12 @@
   dependencies:
     tslib "^1.9.0"
 
-"@angular/core@^8.0.0":
-  version "8.2.14"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-8.2.14.tgz#35566f5b19480369229477e7e0e0fde740bd5204"
+"@angular/core@^11.0.5":
+  version "11.0.5"
+  resolved "https://registry.yarnpkg.com/@angular/core/-/core-11.0.5.tgz#b8c448c3cd4f6dae7327cc1ba4ee2aa29c8dbc26"
+  integrity sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==
   dependencies:
-    tslib "^1.9.0"
+    tslib "^2.0.0"
 
 "@angular/forms@^8.0.0":
   version "8.2.14"
@@ -12777,6 +12778,11 @@ tslib@^1.8.1, tslib@^1.9.0:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.10.0.tgz#c3c19f95973fb0a62973fb09d90d961ee43e5c8a"
 
+tslib@^2.0.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
+  integrity sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ==
+
 tsutils@^3.17.1, tsutils@^3.7.0:
   version "3.17.1"
   resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-3.17.1.tgz#ed719917f11ca0dee586272b2ac49e015a2dd759"