diff --git a/advlabdb/models.py b/advlabdb/models.py
index 32533ec..e6f5cac 100644
--- a/advlabdb/models.py
+++ b/advlabdb/models.py
@@ -313,6 +313,12 @@ class Appointment(db.Model):
         self.assistant = assistant
         self.group_experiment = group_experiment
 
+    def customUpdateDate(self, date):
+        self.date = date
+
+    def customUpdateSpecial(self, special):
+        self.special = special
+
     def repr(self):
         return f"{self.date} {self.group_experiment.repr()}"
 
@@ -407,7 +413,7 @@ class ExperimentMark(db.Model):
         return f"Oral {self.oral_mark}; Prot {self.protocol_mark}"
 
     def __repr__(self):
-        return f"<EXPMARL {self.repr()}>"
+        return f"<EXPMARK {self.repr()}>"
 
 
 class User(db.Model, FsUserMixin):