diff --git a/src/bitrot.py b/src/bitrot.py
index bb0336c..f80cef2 100644
--- a/src/bitrot.py
+++ b/src/bitrot.py
@@ -280,7 +280,7 @@ class Bitrot(object):
 
         update_sha512_integrity()
 
-        if len(errors) > 0:
+        if errors:
             raise BitrotException(
                 1, 'There were {} errors found.'.format(len(errors)), errors,
             )