diff --git a/housewatch/models/backup.py b/housewatch/models/backup.py
index c19b61e..fc81976 100644
--- a/housewatch/models/backup.py
+++ b/housewatch/models/backup.py
@@ -47,7 +47,7 @@ def month_of_year(self):
         return self.schedule.split(" ")[3]
 
     def is_database_backup(self):
-        return self.table is None
+        return not self.table
 
     def is_table_backup(self):
         return self.table is not None