diff --git a/package-lock.json b/package-lock.json
index 71f36a6..f01eead 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -711,11 +711,18 @@
             }
         },
         "@angular/core": {
-            "version": "7.2.15",
-            "resolved": "https://registry.npmjs.org/@angular/core/-/core-7.2.15.tgz",
-            "integrity": "sha1-wA1L4OvpW3D3YxFUFpUJzJeTTpo=",
+            "version": "11.0.5",
+            "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+            "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
             "requires": {
-                "tslib": "^1.9.0"
+                "tslib": "^2.0.0"
+            },
+            "dependencies": {
+                "tslib": {
+                    "version": "2.4.0",
+                    "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.0.tgz",
+                    "integrity": "sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ=="
+                }
             }
         },
         "@angular/forms": {
diff --git a/package.json b/package.json
index 73690e2..b51b71a 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
         "@angular/animations": "^7.2.15",
         "@angular/common": "^7.2.15",
         "@angular/compiler": "^7.2.15",
-        "@angular/core": "^7.2.15",
+        "@angular/core": "^11.0.5",
         "@angular/forms": "^7.2.15",
         "@angular/http": "^7.2.15",
         "@angular/platform-browser": "^7.2.15",