diff --git a/packages/gui/src/bridge/file-selector/backend.js b/packages/gui/src/bridge/file-selector/backend.js
index 2e7c27f..d08e6dc 100644
--- a/packages/gui/src/bridge/file-selector/backend.js
+++ b/packages/gui/src/bridge/file-selector/backend.js
@@ -3,6 +3,9 @@ export default {
     const { ipcMain, dialog, log } = context
     ipcMain.on('file-selector', (event, message) => {
       if (message.key === 'open') {
+        /**
+         * @type {Electron.OpenDialogOptions}
+         */
         const options = message.options || {}
         if (options.properties == null || options.properties.length === 0) {
           options.properties = ['openFile']