diff --git a/csv_metadata_quality/check.py b/csv_metadata_quality/check.py
index bd87272..a70e6f9 100755
--- a/csv_metadata_quality/check.py
+++ b/csv_metadata_quality/check.py
@@ -125,6 +125,8 @@ def date(field):
     except ValueError:
         print(f'Invalid date: {field}')
 
+        return field
+
 
 def suspicious_characters(field):
     """Warn about suspicious characters.