diff --git a/biscuit/apps/alsijil/forms.py b/biscuit/apps/alsijil/forms.py
index fde563a0e8b367fe0316acb696fab30e10cc5022..53bb755241c768293d633840adb5356c8656d9f8 100644
--- a/biscuit/apps/alsijil/forms.py
+++ b/biscuit/apps/alsijil/forms.py
@@ -53,7 +53,7 @@ PersonalNoteFormSet = forms.modelformset_factory(
 class RegisterAbsenceForm(forms.Form):
     date_start = forms.DateField(label=_('Start date'), widget=forms.SelectDateWidget, initial=datetime.today)
     date_end = forms.DateField(label=_('End date'), widget=forms.SelectDateWidget, initial=datetime.today)
-    starting_lesson = forms.IntegerField(label=_('Starting lesson'), initial=0, min_value=0)
+    from_period = forms.IntegerField(label=_('From period'), initial=0, min_value=0)
     person = forms.ModelChoiceField(label=_('Person'), queryset=Person.objects.all(), widget=Select2Widget)
     absent = forms.BooleanField(label=_('Absent'), initial=True, required=False)
     excused = forms.BooleanField(label=_('Excused'), initial=True, required=False)
diff --git a/biscuit/apps/alsijil/model_extensions.py b/biscuit/apps/alsijil/model_extensions.py
index 3b36b00a657826b70ec698a0f438d4f7a4bdc018..a9fd549117671790b3d187fa013ddba26fc77878 100644
--- a/biscuit/apps/alsijil/model_extensions.py
+++ b/biscuit/apps/alsijil/model_extensions.py
@@ -1,4 +1,4 @@
-from datetime import date
+From datetime import date
 
 from django.db.models import Exists, F, OuterRef
 
@@ -10,7 +10,7 @@ from .models import PersonalNote
 
 
 @Person.method
-def mark_absent(self, day: date, starting_period: int = 0, absent: bool = True, bool = False, remarks: str = ''):
+def mark_absent(self, day: date, from_period: int = 0, absent: bool = True, bool = False, remarks: str = ''):
     """ Mark a person absent for all lessons in a day, optionally starting with
     a selected period number.
     
@@ -30,7 +30,7 @@ def mark_absent(self, day: date, starting_period: int = 0, absent: bool = True,
     lesson_periods = self.lesson_periods_as_participant.on_day(
         day
     ).filter(
-        period__period__gte=starting_period
+        period__period__gte=from_period
     )
 
     # Create and update all personal notes for the discovered lesson periods
diff --git a/biscuit/apps/alsijil/views.py b/biscuit/apps/alsijil/views.py
index e2be251c4c95289e13468e43ea36ed262ac46561..44c9ed95afdda1907630876395b2b96908805185 100644
--- a/biscuit/apps/alsijil/views.py
+++ b/biscuit/apps/alsijil/views.py
@@ -232,7 +232,7 @@ def register_absence(request: HttpRequest) -> HttpResponse:
             person = register_absence_form.cleaned_data['person']
             start_date = register_absence_form.cleaned_data['date_start']
             end_date = register_absence_form.cleaned_data['date_end']
-            starting_lesson = register_absence_form.cleaned_data['starting_lesson']
+            from_period = register_absence_form.cleaned_data['from_period']
             absent = register_absence_form.cleaned_data['absent']
             excused = register_absence_form.cleaned_data['excused']
             remarks = register_absence_form.cleaned_data['remarks']
@@ -240,9 +240,9 @@ def register_absence(request: HttpRequest) -> HttpResponse:
             # Mark person as absent
             delta = end_date - start_date
             for i in range(delta.days+1):
-                starting_period = starting_lesson if i == 0 else 0
+                from_period = from_period if i == 0 else 0
                 day = start_date + timedelta(days=i)
-                person.mark_absent(day, starting_period, absent, excused, remarks)
+                person.mark_absent(day, from_period, absent, excused, remarks)
 
             messages.success(request, _('The absence has been saved.'))
             return redirect('index')