diff --git a/angular7-openapi/package-lock.json b/angular7-openapi/package-lock.json
index f835ed9..2dceab6 100644
--- a/angular7-openapi/package-lock.json
+++ b/angular7-openapi/package-lock.json
@@ -405,11 +405,18 @@
       }
     },
     "@angular/core": {
-      "version": "7.2.12",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-7.2.12.tgz",
-      "integrity": "sha512-E5BtJPL4Fz1xyGTsoE4LELoZ33x0S0lJ0iUKqLRFeKKYM/fJ8l8mVNSZ7LnURTwpcjCiHcCRMcaCfuXWj7Kqhw==",
+      "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/angular7-openapi/package.json b/angular7-openapi/package.json
index e720870..b0e1282 100644
--- a/angular7-openapi/package.json
+++ b/angular7-openapi/package.json
@@ -14,7 +14,7 @@
     "@angular/animations": "~7.2.0",
     "@angular/common": "~7.2.0",
     "@angular/compiler": "~7.2.0",
-    "@angular/core": "~7.2.0",
+    "@angular/core": "~11.0.5",
     "@angular/forms": "~7.2.0",
     "@angular/platform-browser": "~7.2.0",
     "@angular/platform-browser-dynamic": "~7.2.0",