diff --git a/georiviere/contribution/admin.py b/georiviere/contribution/admin.py
index e87d503e..eaaf2ccb 100644
--- a/georiviere/contribution/admin.py
+++ b/georiviere/contribution/admin.py
@@ -121,10 +121,6 @@ class CustomContributionAdmin(LeafletGeoAdmin, admin.ModelAdmin):
     form = forms.CustomContributionForm
     inlines = [CustomContribAttachmentInline]
 
-    def station(self, obj):
-        return obj.station.label
-    station.admin_order_field = 'label'
-
     def get_readonly_fields(self, request, obj=None):
         if not obj or not obj.pk:
             return ("data",)
diff --git a/georiviere/observations/migrations/0024_auto_20240514_0849.py b/georiviere/observations/migrations/0024_auto_20240514_0849.py
new file mode 100644
index 00000000..628231e9
--- /dev/null
+++ b/georiviere/observations/migrations/0024_auto_20240514_0849.py
@@ -0,0 +1,17 @@
+# Generated by Django 3.1.14 on 2024-05-14 08:49
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('observations', '0023_auto_20230220_1703'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='station',
+            options={'ordering': ('label', 'pk'), 'verbose_name': 'Station', 'verbose_name_plural': 'Stations'},
+        ),
+    ]
diff --git a/georiviere/observations/models.py b/georiviere/observations/models.py
index 2302582a..c08d336e 100644
--- a/georiviere/observations/models.py
+++ b/georiviere/observations/models.py
@@ -89,6 +89,7 @@ class LocalInfluenceChoices(models.IntegerChoices):
     class Meta:
         verbose_name = _("Station")
         verbose_name_plural = _("Stations")
+        ordering = ('label', 'pk')
 
     def __str__(self):
         return "{1} ({0})".format(self.code, self.label)