diff --git a/patacrep/tools/__init__.py b/patacrep/tools/__init__.py
index 84a58f68..90ae902b 100644
--- a/patacrep/tools/__init__.py
+++ b/patacrep/tools/__init__.py
@@ -10,4 +10,4 @@ def existing_file(name):
     """
     if os.path.isfile(name) and os.access(name, os.R_OK):
         return name
-    raise argparse.ArgumentTypeError("Cannot read file '{}'.".format(name))
\ No newline at end of file
+    raise argparse.ArgumentTypeError("Cannot read file '{}'.".format(name))
diff --git a/patacrep/tools/content/__main__.py b/patacrep/tools/content/__main__.py
index 67d6b1de..a2b65977 100644
--- a/patacrep/tools/content/__main__.py
+++ b/patacrep/tools/content/__main__.py
@@ -7,7 +7,6 @@ import sys
 import textwrap
 import yaml
 
-from patacrep import errors
 from patacrep.songbook import open_songbook
 from patacrep.build import Songbook
 from .. import existing_file