diff --git a/package-lock.json b/package-lock.json
index 401b535..114393f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -472,9 +472,19 @@
       }
     },
     "@angular/core": {
-      "version": "9.1.11",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-9.1.11.tgz",
-      "integrity": "sha512-KAlEedBo761O1aeoTJVziOSHi8Fttk9ipvbDZXYT/o0W/KdVwubxP34g9t5aD8LCcF8+L0z4VLw++HjdJAUpwg=="
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
+      "requires": {
+        "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/fire": {
       "version": "6.0.0",
diff --git a/package.json b/package.json
index d33e9f5..c006d03 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@angular/animations": "~9.1.6",
     "@angular/cdk": "^9.2.4",
     "@angular/common": "~9.1.6",
-    "@angular/core": "~9.1.6",
+    "@angular/core": "~11.0.5",
     "@angular/fire": "^6.0.0",
     "@angular/forms": "~9.1.6",
     "@angular/material": "^9.2.4",