diff --git a/package-lock.json b/package-lock.json
index 53e3e2e..5646a61 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "angular-tour-of-heroes-example",
-  "version": "5.3.0",
+  "version": "5.4.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "angular-tour-of-heroes-example",
-      "version": "5.3.0",
+      "version": "5.4.0",
       "dependencies": {
         "@angular/animations": "^16.2.3",
         "@angular/cdk": "^16.2.2",
diff --git a/package.json b/package.json
index 4b61e41..578a33c 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "angular-tour-of-heroes-example",
   "repository": "https://github.com/gs377209/angular-tour-of-heroes-example.git",
-  "version": "5.3.0",
+  "version": "5.4.0",
   "description": "learning angular",
   "engines": {
     "node": "^18.12.0",