diff --git a/frontend/package.json b/frontend/package.json
index bd74a67..99d81b2 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -15,7 +15,7 @@
     "@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/frontend/yarn.lock b/frontend/yarn.lock
index ed2c9bf..7911c14 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -117,11 +117,11 @@
   dependencies:
     tslib "^1.7.1"
 
-"@angular/core@^5.0.0":
-  version "5.0.3"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-5.0.3.tgz#2566400f6713bf1c39f7e00bc03a63280a87e66b"
+"@angular/core@^11.0.5":
+  version "11.0.5"
+  resolved "https://registry.yarnpkg.com/@angular/core/-/core-11.0.5.tgz#b8c448c3cd4f6dae7327cc1ba4ee2aa29c8dbc26"
   dependencies:
-    tslib "^1.7.1"
+    tslib "^2.0.0"
 
 "@angular/forms@^5.0.0":
   version "5.0.3"
@@ -5586,6 +5586,10 @@ 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"