diff --git a/blipblop/ui/settings.py b/blipblop/ui/settings.py
index a417147..7535694 100644
--- a/blipblop/ui/settings.py
+++ b/blipblop/ui/settings.py
@@ -112,7 +112,7 @@ class AuditoryTaskSettings(TaskSettings):
 
     def store_settings(self):
         super().store_settings()
-        self.settings.setValue("auditory_task/sound_index", self._sound_combo.currentIndex)
+        self.settings.setValue("auditory_task/sound_index", self._sound_combo.currentIndex())
 
     @property
     def sound(self):