diff --git a/package.json b/package.json
index 199dc4f..28252e7 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "@angular/animations": "^6.1.0",
     "@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",
diff --git a/yarn.lock b/yarn.lock
index d04daeb..607a0c2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -161,12 +161,12 @@
   dependencies:
     tslib "^1.9.0"
 
-"@angular/core@^6.1.0":
-  version "6.1.8"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-6.1.8.tgz#2de584e184dc148a55ec153f8125acdf3e88eae6"
-  integrity sha512-6bMVQmPqpKJZspjNRIEMaGOxCmDWrAZENlofXNgPhQ0mUNh17iTH7XpqjKbW7UWtnTqGcdnDC9dI++P08ggD3g==
+"@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@^6.1.0":
   version "6.1.8"
@@ -7533,6 +7533,11 @@ tslib@^1.8.0, tslib@^1.8.1, tslib@^1.9.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
   integrity sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==
 
+tslib@^2.0.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
+  integrity sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ==
+
 tslint@~5.11.0:
   version "5.11.0"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.11.0.tgz#98f30c02eae3cde7006201e4c33cb08b48581eed"