diff --git a/client/package.json b/client/package.json
index 1e7cb8c..8d627d9 100644
--- a/client/package.json
+++ b/client/package.json
@@ -15,7 +15,7 @@
     "@angular/cdk": "^8.2.0",
     "@angular/common": "~8.2.4",
     "@angular/compiler": "~8.2.4",
-    "@angular/core": "~8.2.4",
+    "@angular/core": "~11.0.5",
     "@angular/forms": "~8.2.4",
     "@angular/material": "^8.1.4",
     "@angular/platform-browser": "~8.2.4",
diff --git a/client/yarn.lock b/client/yarn.lock
index 80ef007..93f8547 100644
--- a/client/yarn.lock
+++ b/client/yarn.lock
@@ -229,12 +229,12 @@
   dependencies:
     tslib "^1.7.1"
 
-"@angular/core@~8.2.4":
-  version "8.2.4"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-8.2.4.tgz#72454401dc07c8ed3c64a87d9de70507d6810b14"
-  integrity sha512-8FSdkUSb5S4+K2w49iLzrQF/jzcmoRnOogFZQ8CctiXQHSVHHF8AjpoFpFVUAI6/77UVL8CehlyBSKF5EE1Z8A==
+"@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@^4.0.0":
   version "4.4.7"
@@ -7509,6 +7509,11 @@ tslib@1.10.0, tslib@^1.10.0, tslib@^1.7.1, tslib@^1.8.0, tslib@^1.8.1, tslib@^1.
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.10.0.tgz#c3c19f95973fb0a62973fb09d90d961ee43e5c8a"
   integrity sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==
 
+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@~5.15.0:
   version "5.15.0"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.15.0.tgz#6ffb180986d63afa1e531feb2a134dbf961e27d3"