diff --git a/package.json b/package.json
index 2c3f039..a800b44 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
   "dependencies": {
     "@angular/common": "5.1.2",
     "@angular/compiler": "5.1.2",
-    "@angular/core": "5.1.2",
+    "@angular/core": "20.3.25",
     "@angular/forms": "5.1.2",
     "@angular/http": "5.1.2",
     "@angular/platform-browser": "5.1.2",
diff --git a/yarn.lock b/yarn.lock
index 8756c50..0871e79 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -112,11 +112,11 @@
   dependencies:
     tslib "^1.7.1"
 
-"@angular/core@5.1.2":
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-5.1.2.tgz#751070c0f4e5a8c4e2170204e08eca06391b84b1"
+"@angular/core@20.3.25":
+  version "20.3.25"
+  resolved "https://registry.yarnpkg.com/@angular/core/-/core-20.3.25.tgz#4418a9625a8a152029b49158dbda01f1c83d19c0"
   dependencies:
-    tslib "^1.7.1"
+    tslib "^2.3.0"
 
 "@angular/forms@5.1.2":
   version "5.1.2"
@@ -6488,6 +6488,10 @@ tslib@^1.7.1, tslib@^1.8.0:
   version "1.8.1"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.8.1.tgz#6946af2d1d651a7b1863b531d6e5afa41aa44eac"
 
+tslib@^2.3.0:
+  version "2.8.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.8.1.tgz#612efe4ed235d567e8aba5f2a5fab70280ade83f"
+
 tslint@^5.7.0:
   version "5.8.0"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.8.0.tgz#1f49ad5b2e77c76c3af4ddcae552ae4e3612eb13"