diff --git a/chipathlon/genome.py b/chipathlon/genome.py
index da5e4be3d47af79b58015565f0a3590a40a05c5a..c5edd6b7e6b416dc933f90431b25a4cf4673f72f 100644
--- a/chipathlon/genome.py
+++ b/chipathlon/genome.py
@@ -82,9 +82,10 @@ class Genome(object):
 
     def get_all_files(self):
         """
-        :returns: A list of all files:  The base file, the chromsome sizes
-        file, all additional genome indices, and all individual chromosme
-        fasta files.
+        :returns: A list of all files.
+
+        The base file, the chromsome sizes file, all additional genome indices,
+        and all individual chromosme fasta files.
         """
         return [self.get_base_file(), self.get_chrom_sizes()] + self.get_additional_files() + self.get_chr_fasta_files()