diff --git a/ersilia/hub/content/card.py b/ersilia/hub/content/card.py
index 019b9c46a..cac085aa2 100644
--- a/ersilia/hub/content/card.py
+++ b/ersilia/hub/content/card.py
@@ -12,7 +12,7 @@
 if sys.version_info.minor<=7:
     from validators import ValidationFailure
 else:
-    from validators import ValidationError
+    from validators import ValidationError as ValidationFailure
 
 from ...utils.exceptions_utils.card_exceptions import (
     SlugBaseInformationError,