diff --git a/package.json b/package.json
index cc5d2bb..3e5d42a 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "@angular/animations": "^5.0.0",
     "@angular/common": "^5.0.0",
     "@angular/compiler": "^5.0.0",
-    "@angular/core": "^5.0.0",
+    "@angular/core": "^11.0.5",
     "@angular/forms": "^5.0.0",
     "@angular/http": "^5.0.0",
     "@angular/platform-browser": "^5.0.0",
diff --git a/yarn.lock b/yarn.lock
index 54e5b8a..4c727f2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -124,16 +124,16 @@
   dependencies:
     tslib "^1.7.1"
 
+"@angular/core@^11.0.5":
+  version "11.0.5"
+  resolved "https://registry.yarnpkg.com/@angular/core/-/core-11.0.5.tgz#b8c448c3cd4f6dae7327cc1ba4ee2aa29c8dbc26"
+  dependencies:
+    tslib "^2.0.0"
+
 "@angular/core@^2.0.0":
   version "2.4.10"
   resolved "https://registry.yarnpkg.com/@angular/core/-/core-2.4.10.tgz#0b8320a65065965d998645b1f5cd3cf769b441ea"
 
-"@angular/core@^5.0.0":
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-5.0.1.tgz#a4a74afc7e2058d30b8263eb6d66daace9f427ba"
-  dependencies:
-    tslib "^1.7.1"
-
 "@angular/forms@^5.0.0":
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/@angular/forms/-/forms-5.0.1.tgz#69f303c4c13da3caa0de63437588388b6ad62b21"
@@ -6043,6 +6043,10 @@ tslib@^1.7.1:
   version "1.8.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.8.0.tgz#dc604ebad64bcbf696d613da6c954aa0e7ea1eb6"
 
+tslib@^2.0.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
+
 tslint@~5.7.0:
   version "5.7.0"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.7.0.tgz#c25e0d0c92fa1201c2bc30e844e08e682b4f3552"