diff --git a/smash/web/forms/appointment_form.py b/smash/web/forms/appointment_form.py
index 40038af8d7d930b99108cb78a8013886b8804629..f5be3a8ef1b176cac7b6c52cd7415f8d44f0ad18 100644
--- a/smash/web/forms/appointment_form.py
+++ b/smash/web/forms/appointment_form.py
@@ -8,26 +8,24 @@ from web.models import Appointment, Worker, AppointmentTypeLink, AppointmentType
 from web.views.notifications import get_filter_locations
 
 
-class AppointmentDetailForm(ModelForm):
+class AppointmentForm(ModelForm):
+    datetime_when = forms.DateTimeField(label='Appointment on',
+                                        widget=forms.DateTimeInput(DATETIMEPICKER_DATE_ATTRS)
+                                        )
+
+
+class AppointmentDetailForm(AppointmentForm):
     class Meta:
         model = Appointment
         fields = '__all__'
 
-    datetime_when = forms.DateTimeField(label='Appointment on (YYYY-MM-DD HH:MM)',
-                                        widget=forms.DateTimeInput(DATETIMEPICKER_DATE_ATTRS)
-                                        )
-
 
-class AppointmentEditForm(ModelForm):
+class AppointmentEditForm(AppointmentForm):
     class Meta:
         model = Appointment
         fields = '__all__'
         exclude = ['appointment_types']
 
-    datetime_when = forms.DateTimeField(label='Appointment on (YYYY-MM-DD HH:MM)',
-                                        widget=forms.DateTimeInput(DATETIMEPICKER_DATE_ATTRS)
-                                        )
-
     def __init__(self, *args, **kwargs):
         user = kwargs.pop('user', None)
         if user is None:
@@ -87,15 +85,11 @@ class AppointmentEditForm(ModelForm):
         return appointment
 
 
-class AppointmentAddForm(ModelForm):
+class AppointmentAddForm(AppointmentForm):
     class Meta:
         model = Appointment
         exclude = ['status', 'appointment_types']
 
-    datetime_when = forms.DateTimeField(label='Appointment on (YYYY-MM-DD HH:MM)',
-                                        widget=forms.DateTimeInput(DATETIMEPICKER_DATE_ATTRS)
-                                        )
-
     def __init__(self, *args, **kwargs):
         user = kwargs.pop('user', None)
         if user is None:
@@ -132,4 +126,4 @@ class AppointmentAddForm(ModelForm):
         for appointment_type in appointment_types:
             appointment_type_link = AppointmentTypeLink(appointment=appointment, appointment_type=appointment_type)
             appointment_type_link.save()
-        return appointment
\ No newline at end of file
+        return appointment