diff --git a/docs/package.json b/docs/package.json
index 413e5639..35806942 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -15,7 +15,7 @@
   "license": "MIT",
   "dependencies": {
     "@angular/compiler": "8.2.11",
-    "@angular/core": "8.2.11",
+    "@angular/core": "11.0.5",
     "codelyzer": "5.2.2",
     "codemirror": "5.59.2",
     "rxjs": "6.5.3",
diff --git a/package-lock.json b/package-lock.json
index d5f4d361..0f4f67aa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,9 +10,19 @@
       "integrity": "sha512-ctjwuntPfZZT2mNj2NDIVu51t9cvbhl/16epc5xEwyzyDt76pX9UgwvY+MbXrf/C/FWwdtmNtfP698BKI+9leQ=="
     },
     "@angular/core": {
-      "version": "9.0.0",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-9.0.0.tgz",
-      "integrity": "sha512-6Pxgsrf0qF9iFFqmIcWmjJGkkCaCm6V5QNnxMy2KloO3SDq6QuMVRbN9RtC8Urmo25LP+eZ6ZgYqFYpdD8Hd9w=="
+      "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": "2.6.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.0.tgz",
+          "integrity": "sha512-7At1WUettjcSRHXCyYtTselblcHl9PJFFVKiCAy/bY97+BPZXSQ2wbq0P9s8tK2G7dFQfNnlJnPAiArVBVBsfA=="
+        }
+      }
     },
     "@babel/code-frame": {
       "version": "7.0.0",
diff --git a/package.json b/package.json
index 45600118..e3db26f4 100644
--- a/package.json
+++ b/package.json
@@ -94,7 +94,7 @@
     "tslint": "^5.0.0 || ^6.0.0"
   },
   "dependencies": {
-    "@angular/core": "9.0.0",
+    "@angular/core": "11.0.5",
     "@angular/compiler": "9.0.0",
     "tslib": "^1.10.0",
     "zone.js": "~0.10.3",