diff --git a/demo/package.json b/demo/package.json
index dbfe29162..c22261e86 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -15,7 +15,7 @@
     "@angular/common": "5.0.0",
     "@angular/compiler": "5.0.0",
     "@angular/compiler-cli": "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/demo/yarn.lock b/demo/yarn.lock
index aae93ee22..c3f1fbfc4 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -32,11 +32,11 @@
   dependencies:
     tslib "^1.7.1"
 
-"@angular/core@5.0.0":
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-5.0.0.tgz#4f976a225f7dddf34992f2cad824c9543a46f4c8"
+"@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 "5.0.0"
@@ -5056,6 +5056,10 @@ tslib@^1.0.0, 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-eslint-rules@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/tslint-eslint-rules/-/tslint-eslint-rules-4.1.1.tgz#7c30e7882f26bc276bff91d2384975c69daf88ba"