diff --git a/AKModel/models.py b/AKModel/models.py
index f25b04de697dc876ea2e3050399035d79a6009b8..08607e192c93f417bdd6a48002f9f9151c1965ab 100644
--- a/AKModel/models.py
+++ b/AKModel/models.py
@@ -952,6 +952,7 @@ class AKSlot(models.Model):
                                    for owner in self.ak.owners.all()]),
                 "description": self.ak.description,
                 "reso": self.ak.reso,
+                "duration_in_hours": self.duration,
                 },
             }