1 files changed, 2 insertions, 1 deletions

diff --git a/helpers/mapping.py b/helpers/mapping.py
index 1256696..dbc1a81 100644
--- a/helpers/mapping.py
+++ b/helpers/mapping.py
@@ -375,7 +375,8 @@ class Mapping(RelativeLayout):
                                 self.open_files[filename]\
                                         .reload_properties(**music_property)
 
-                                seen_files[filename] = self.open_files[filename]
+                                seen_files[filename] =\
+                                        self.open_files[filename]
                             else:
                                 seen_files[filename] = MusicFile(
                                         filename, self, **music_property)