diff --git a/patacrep/songs/__init__.py b/patacrep/songs/__init__.py
index a13025ef..08574959 100644
--- a/patacrep/songs/__init__.py
+++ b/patacrep/songs/__init__.py
@@ -132,7 +132,7 @@ class Song:
         self.data = {}
         self.cached = None
         self.lang = None
-        self._parse(config)
+        self._parse()
 
         # Post processing of data
         self.subpath = subpath
@@ -176,14 +176,14 @@ class Song:
         """
         raise NotImplementedError()
 
-    def _parse(self, config): # pylint: disable=no-self-use
+    def _parse(self): # pylint: disable=no-self-use
         """Parse song.
 
         It set the following attributes:
 
         - titles: the list of (raw) titles. This list will be processed to
           remove prefixes.
-        - lang: the main language of the song, as language code..
+        - lang: the main language of the song, as language code.
         - authors: the list of (raw) authors. This list will be processed to
           'clean' it (see function :func:`patacrep.authors.processauthors`).
         - data: song metadata. Used (among others) to sort the songs.
diff --git a/patacrep/songs/chordpro/__init__.py b/patacrep/songs/chordpro/__init__.py
index dcc573ab..a8314548 100644
--- a/patacrep/songs/chordpro/__init__.py
+++ b/patacrep/songs/chordpro/__init__.py
@@ -25,7 +25,7 @@ class ChordproSong(Song):
 
     output_language = None
 
-    def _parse(self, config):
+    def _parse(self):
         """Parse content, and return the dictionary of song data."""
         with encoding.open_read(self.fullpath, encoding=self.encoding) as song:
             song = parse_song(song.read(), self.fullpath)
diff --git a/patacrep/songs/latex/__init__.py b/patacrep/songs/latex/__init__.py
index bed2d037..29940f8b 100644
--- a/patacrep/songs/latex/__init__.py
+++ b/patacrep/songs/latex/__init__.py
@@ -15,7 +15,7 @@ class Latex2LatexSong(Song):
     """Song written in LaTeX, rendered in LaTeX"""
     # pylint: disable=abstract-method
 
-    def _parse(self, __config):
+    def _parse(self):
         """Parse content, and return the dictionary of song data."""
         with encoding.open_read(self.fullpath, encoding=self.encoding) as song:
             self.data = parse_song(song.read(), self.fullpath)