diff --git a/public/tool_preload.js b/public/tool_preload.js
index 3b5b2487d58e165192d567a476879ad2ab8ecc2a..f630233d36d866108e758bd9256f3ffc3d30b025 100644
--- a/public/tool_preload.js
+++ b/public/tool_preload.js
@@ -20,5 +20,4 @@ window.ctool.isDevToolsOpened = function () {
 }
 window.ctool.toggleDevTools = function () {
     return browserWindow.webContents.toggleDevTools();
-}
-window.ctool.browserWindow = browserWindow;
\ No newline at end of file
+}
\ No newline at end of file