diff --git a/datapackage_pipelines/specs/errors.py b/datapackage_pipelines/specs/errors.py
index 4153a44e..959daf75 100644
--- a/datapackage_pipelines/specs/errors.py
+++ b/datapackage_pipelines/specs/errors.py
@@ -7,4 +7,4 @@ class SpecError(NamedTuple):
     long_msg: str
 
     def __str__(self):
-        return '{}: {}'.format(self.short_msg, self.long_msg)
\ No newline at end of file
+        return '{}: {}'.format(self.short_msg, self.long_msg)