diff --git a/package.json b/package.json
index d9d1162..49f4048 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "@angular/animations": "~7.1.0",
     "@angular/common": "~7.1.0",
     "@angular/compiler": "~7.1.0",
-    "@angular/core": "~7.1.0",
+    "@angular/core": "~11.0.5",
     "@angular/forms": "~7.1.0",
     "@angular/platform-browser": "~7.1.0",
     "@angular/platform-browser-dynamic": "~7.1.0",
diff --git a/yarn.lock b/yarn.lock
index 8fd115f..00bf0f6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -153,11 +153,11 @@
   dependencies:
     tslib "^1.9.0"
 
-"@angular/core@~7.1.0":
-  version "7.1.4"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-7.1.4.tgz#ad899985290957bbb9ac5c47c62ae5a72ccf5d00"
+"@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@~7.1.0":
   version "7.1.4"
@@ -6466,6 +6466,10 @@ tslib@^1.8.0, tslib@^1.8.1, tslib@^1.9.0:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
 
+tslib@^2.0.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
+
 tslint@^5.12.1:
   version "5.12.1"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.12.1.tgz#8cec9d454cf8a1de9b0a26d7bdbad6de362e52c1"