diff --git a/src/main/services/window-manager.ts b/src/main/services/window-manager.ts
index 178eb8de..118ff98b 100644
--- a/src/main/services/window-manager.ts
+++ b/src/main/services/window-manager.ts
@@ -470,7 +470,7 @@ export class WindowManager {
 
       editorWindow.webContents.on("before-input-event", (_event, input) => {
         if (input.key === "F12") {
-          editorWindow.webContents.toggleDevTools();
+          this.mainWindow?.webContents.toggleDevTools();
         }
       });