diff --git a/package.json b/package.json
index ec74add..b991e52 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "markdown-converter",
-  "version": "4.4.2",
+  "version": "5.0.0",
   "description": "Professional Markdown editor and universal file converter with PDF editing, batch processing, and syntax highlighting",
   "main": "src/main/index.js",
   "scripts": {
diff --git a/tests/preload.test.js b/tests/preload.test.js
index c9c7745..851f73e 100644
--- a/tests/preload.test.js
+++ b/tests/preload.test.js
@@ -89,8 +89,6 @@ describe('Preload Security', () => {
       'undo',
       'redo',
       'adjust-font-size',
-      'print-preview',
-      'print-preview-styled',
       'show-export-dialog',
       'show-batch-dialog',
       'show-universal-converter-dialog',