diff --git a/public/app/package.json b/public/app/package.json
index cf67858..af1cf80 100644
--- a/public/app/package.json
+++ b/public/app/package.json
@@ -17,7 +17,7 @@
     "@angular/animations": "^7.2.12",
     "@angular/common": "7.0.2",
     "@angular/compiler": "7.0.2",
-    "@angular/core": "7.0.2",
+    "@angular/core": "11.0.5",
     "@angular/forms": "7.0.2",
     "@angular/http": "7.0.2",
     "@angular/platform-browser": "7.0.2",
diff --git a/public/app/yarn.lock b/public/app/yarn.lock
index 3d3bf50..2c5dc33 100644
--- a/public/app/yarn.lock
+++ b/public/app/yarn.lock
@@ -160,11 +160,11 @@
   dependencies:
     tslib "^1.9.0"
 
-"@angular/core@7.0.2":
-  version "7.0.2"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-7.0.2.tgz#cfb4ae7504473cc2600b24a9c7cfa5d808486cc2"
+"@angular/core@11.0.5":
+  version "11.0.5"
+  resolved "https://registry.yarnpkg.com/@angular/core/-/core-11.0.5.tgz#b8c448c3cd4f6dae7327cc1ba4ee2aa29c8dbc26"
   dependencies:
-    tslib "^1.9.0"
+    tslib "^2.0.0"
 
 "@angular/forms@7.0.2":
   version "7.0.2"
@@ -6390,6 +6390,10 @@ tslib@^1.8.0, tslib@^1.8.1, tslib@^1.9.0:
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.0.tgz#e37a86fda8cbbaf23a057f473c9f4dc64e5fc2e8"
 
+tslib@^2.0.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
+
 tslint@5.11.0:
   version "5.11.0"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.11.0.tgz#98f30c02eae3cde7006201e4c33cb08b48581eed"