diff --git a/04_docker/demo-project/src/main/frontend/package-lock.json b/04_docker/demo-project/src/main/frontend/package-lock.json
index a0e1217..486cd99 100644
--- a/04_docker/demo-project/src/main/frontend/package-lock.json
+++ b/04_docker/demo-project/src/main/frontend/package-lock.json
@@ -883,11 +883,18 @@
       }
     },
     "@angular/core": {
-      "version": "8.2.14",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-8.2.14.tgz",
-      "integrity": "sha512-zeePkigi+hPh3rN7yoNENG/YUBUsIvUXdxx+AZq+QPaFeKEA2FBSrKn36ojHFrdJUjKzl0lPMEiGC2b6a6bo6g==",
+      "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/04_docker/demo-project/src/main/frontend/package.json b/04_docker/demo-project/src/main/frontend/package.json
index 96547d7..0e23502 100644
--- a/04_docker/demo-project/src/main/frontend/package.json
+++ b/04_docker/demo-project/src/main/frontend/package.json
@@ -17,7 +17,7 @@
     "@angular/cdk": "^8.2.3",
     "@angular/common": "^8.2.14",
     "@angular/compiler": "^8.2.14",
-    "@angular/core": "^8.2.14",
+    "@angular/core": "^11.0.5",
     "@angular/flex-layout": "^8.0.0-beta.27",
     "@angular/forms": "^8.2.14",
     "@angular/material": "^8.2.3",