diff --git a/package-lock.json b/package-lock.json
index a897b06..20f298e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -449,11 +449,18 @@
             }
         },
         "@angular/core": {
-            "version": "8.0.0",
-            "resolved": "https://registry.npmjs.org/@angular/core/-/core-8.0.0.tgz",
-            "integrity": "sha512-mrkP1PTzqCmZGLYll+TDyawLXHzi+FcRPqSuRxCmDMthUUE93SLXT2yISDkx9aMPtFKgFr6KfrIkKuCz16BP/g==",
+            "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/flex-layout": {
diff --git a/package.json b/package.json
index 967cd25..cff596a 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@angular/cdk": "^8.0.0",
     "@angular/common": "~8.0.0",
     "@angular/compiler": "~8.0.0",
-    "@angular/core": "~8.0.0",
+    "@angular/core": "~11.0.5",
     "@angular/flex-layout": "^8.0.0-beta.26",
     "@angular/forms": "~8.0.0",
     "@angular/material": "^8.0.0",