diff --git a/aleksis/apps/alsijil/models.py b/aleksis/apps/alsijil/models.py
index 9e68ccd06773dc8b0f6ee65ccd16c81319b94a8b..9e60596c343c6917af6894db3272b38a4d591372 100644
--- a/aleksis/apps/alsijil/models.py
+++ b/aleksis/apps/alsijil/models.py
@@ -832,9 +832,10 @@ class NewPersonalNote(ExtensibleModel):
     extra_mark = models.ForeignKey(
         ExtraMark, on_delete=models.PROTECT, blank=True, null=True, verbose_name=_("Extra Mark")
     )
+    tardiness = models.PositiveSmallIntegerField(blank=True, null=True, verbose_name=_("Tardiness"))
 
     def __str__(self) -> str:
-        return f"{self.person}, {self.note}, {self.extra_mark}"
+        return f"{self.person}, {self.note}, {self.extra_mark}, {self.tardiness}"
 
     class Meta:
         verbose_name = _("Personal Note")
diff --git a/aleksis/apps/alsijil/schema/personal_note.py b/aleksis/apps/alsijil/schema/personal_note.py
index 7558378aefcefbef8b86d8ed694e5266317ff713..3aa70220bb84d777ceec5a35847421559e7a4a30 100644
--- a/aleksis/apps/alsijil/schema/personal_note.py
+++ b/aleksis/apps/alsijil/schema/personal_note.py
@@ -23,6 +23,7 @@ class PersonalNoteType(
             "id",
             "note",
             "extra_mark",
+            "tardiness",
         )
 
 
@@ -31,7 +32,7 @@ class PersonalNoteBatchCreateMutation(BaseBatchCreateMutation):
         model = NewPersonalNote
         type_name = "BatchCreatePersonalNoteInput"
         return_field_name = "personalNotes"
-        fields = ("note", "extra_mark", "documentation", "person")
+        fields = ("note", "extra_mark", "documentation", "person", "tardiness")
         permissions = ("alsijil.create_personal_note",)  # FIXME
 
 
@@ -40,7 +41,7 @@ class PersonalNoteBatchPatchMutation(BaseBatchPatchMutation):
         model = NewPersonalNote
         type_name = "BatchPatchPersonalNoteInput"
         return_field_name = "personalNotes"
-        fields = ("id", "note", "extra_mark", "documentation", "person")
+        fields = ("id", "note", "extra_mark", "documentation", "person", "tardiness")
         permissions = ("alsijil.change_personal_note",)  # FIXME