diff --git a/rowers/models.py b/rowers/models.py
index d0968637..38dbab45 100644
--- a/rowers/models.py
+++ b/rowers/models.py
@@ -3743,3 +3743,7 @@ class ShareKey(models.Model):
     @property
     def expired(self):
         return self.creation_date + datetime.timedelta(self.expiration_seconds) < timezone.now()
+
+    @property
+    def expiration_date(self):
+        return self.creation_date + datetime.timedelta(self.expiration_seconds)