diff --git a/core/camera/gphoto_camera.py b/core/camera/gphoto_camera.py
index 84fa640..aac0f10 100644
--- a/core/camera/gphoto_camera.py
+++ b/core/camera/gphoto_camera.py
@@ -72,7 +72,7 @@ class GPhotoCamera(BaseCamera):
         if value not in config['choices']:
             return
 
-        config['config'].set_value(value)  # type: ignore
+        config['widget'].set_value(value)  # type: ignore
         if self._save_config(config):
             config['value'] = value