erro no makemigrations

Boa noite, na hora de executar o makemigrations (Ubuntu 16.04 LTS), o erro que aparece: "py makemigrations Migrations for 'perfis': 0001_initial.py:

- Create model Perfil

Traceback (most recent call last): File "manage.py", line 10, in execute_from_command_line(sys.argv) File "/home/mateus/.local/lib/python2.7/site-packages/django/core/management/init.py", line 385, in execute_from_command_line utility.execute() File "/home/mateus/.local/lib/python2.7/site-packages/django/core/management/init.py", line 377, in execute self.fetch_command(subcommand).run_from_argv(self.argv) File "/home/mateus/.local/lib/python2.7/site-packages/django/core/management/base.py", line 288, in run_from_argv self.execute(args, **options.dict) File "/home/mateus/.local/lib/python2.7/site-packages/django/core/management/base.py", line 338, in execute output = self.handle(args, **options) File "/home/mateus/.local/lib/python2.7/site-packages/django/core/management/commands/makemigrations.py", line 124, in handle self.write_migration_files(changes) File "/home/mateus/.local/lib/python2.7/site-packages/django/core/management/commands/makemigrations.py", line 143, in write_migration_files migrations_directory = os.path.dirname(writer.path) File "/home/mateus/.local/lib/python2.7/site-packages/django/db/migrations/writer.py", line 222, in path return os.path.join(basedir, self.filename) File "/usr/lib/python2.7/posixpath.py", line 73, in join path += '/' + b UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 13: ordinal not in range(128)"