diff --git a/package-lock.json b/package-lock.json
index 88a2166..28d6acc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -525,11 +525,18 @@
             }
         },
         "@angular/core": {
-            "version": "7.2.13",
-            "resolved": "https://registry.npmjs.org/@angular/core/-/core-7.2.13.tgz",
-            "integrity": "sha512-vHD69xxDDSQaE8KfHeY2STJSd3xgfsz3/meBCAnT+Bpq9LqxL8DuPlrkC0kyBa2vyj/BwPR3CJNTaQrZcszJ/w==",
+            "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 ed54d64..f47ff09 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "private": true,
     "dependencies": {
         "@angular/common": "^7.2.2",
-        "@angular/core": "^7.2.2",
+        "@angular/core": "^11.0.5",
         "@angular/forms": "^7.2.2",
         "@angular/http": "^7.2.2",
         "@angular/platform-browser": "^7.2.2",
diff --git a/yarn.lock b/yarn.lock
index f7372fd..f574ecf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -177,12 +177,12 @@
   dependencies:
     tslib "^1.9.0"
 
-"@angular/core@^7.2.2":
-  version "7.2.12"
-  resolved "https://registry.yarnpkg.com/@angular/core/-/core-7.2.12.tgz#506b4e9280cdf03a0028d1fc143c4109fc8d4ef0"
-  integrity sha512-E5BtJPL4Fz1xyGTsoE4LELoZ33x0S0lJ0iUKqLRFeKKYM/fJ8l8mVNSZ7LnURTwpcjCiHcCRMcaCfuXWj7Kqhw==
+"@angular/core@^11.0.5":
+  version "11.0.5"
+  resolved "https://registry.yarnpkg.com/@angular/core/-/core-11.0.5.tgz#b8c448c3cd4f6dae7327cc1ba4ee2aa29c8dbc26"
+  integrity sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==
   dependencies:
-    tslib "^1.9.0"
+    tslib "^2.0.0"
 
 "@angular/forms@^7.2.2":
   version "7.2.12"
@@ -7017,6 +7017,11 @@ tslib@^1.7.1, tslib@^1.8.0, tslib@^1.8.1, tslib@^1.9.0, tslib@^1.9.3:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
   integrity sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==
 
+tslib@^2.0.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
+  integrity sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ==
+
 tslint@~5.12.0:
   version "5.12.1"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.12.1.tgz#8cec9d454cf8a1de9b0a26d7bdbad6de362e52c1"