diff --git a/aurora/models/moderation.py b/aurora/models/moderation.py
index 606df55..ca12edd 100644
--- a/aurora/models/moderation.py
+++ b/aurora/models/moderation.py
@@ -181,7 +181,7 @@ class Moderation(AuroraGuildModel):
             self.target_type,
             self.moderator_id,
             self.role_id,
-            str(self.duration) if self.duration else None,
+            timedelta_to_string(self.duration) if self.duration else None,
             self.end_timestamp.timestamp() if self.end_timestamp else None,
             self.reason,
             self.resolved,