diff --git a/src/app/qml/UnlockSSSSDialog.qml b/src/app/qml/UnlockSSSSDialog.qml
index 67cfaa2a6..e8b2b0908 100644
--- a/src/app/qml/UnlockSSSSDialog.qml
+++ b/src/app/qml/UnlockSSSSDialog.qml
@@ -130,6 +130,6 @@ FormCard.FormCardPage {
 
     property OpenFileDialog openFileDialog: OpenFileDialog {
         id: openFileDialog
-        onChosen: securityKeyField.text = Controller.loadFileContent(path)
+        onChosen: path => securityKeyField.text = Controller.loadFileContent(path)
     }
 }