diff --git a/.gitignore b/.gitignore
index a07b7d1..a5d3e4a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,11 +3,16 @@
 *.swo
 *~
 *#
+*.log
 
 /media/picture
 
 /venv/
+.vagrant/
+static/
 
 *.sqlite3
 fiches/templates/fiches/base_old.html
 fiches/static/fiches/css_old/
+
+.vscode
diff --git a/fiches/migrations/0008_auto_20201113_1038.py b/fiches/migrations/0008_auto_20201113_1038.py
new file mode 100644
index 0000000..fcf28e3
--- /dev/null
+++ b/fiches/migrations/0008_auto_20201113_1038.py
@@ -0,0 +1,23 @@
+# Generated by Django 2.2.17 on 2020-11-13 10:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('fiches', '0007_auto_20200917_1421'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='department',
+            name='name',
+            field=models.CharField(max_length=255, unique=True, verbose_name='nom du département'),
+        ),
+        migrations.AlterField(
+            model_name='profile',
+            name='birth_date',
+            field=models.DateField(blank=True, null=True, verbose_name='date de naissance'),
+        ),
+    ]
diff --git a/fiches/models.py b/fiches/models.py
index 3dbc3cf..8c7111a 100644
--- a/fiches/models.py
+++ b/fiches/models.py
@@ -23,7 +23,9 @@ class Profile(models.Model):
     promotion = models.IntegerField(
         validators=[MinValueValidator(1980)], verbose_name=_("promotion")
     )
-    birth_date = models.DateField(blank=True, verbose_name=_("date de naissance"))
+    birth_date = models.DateField(
+        blank=True, null=True, verbose_name=_("date de naissance")
+    )
     thurne = models.CharField(blank=True, max_length=100, verbose_name=_("thurne"))
     text_field = models.TextField(blank=True, verbose_name=_("champ libre"))
     printing = models.BooleanField(
@@ -41,7 +43,9 @@ class Profile(models.Model):
 
 
 class Department(models.Model):
-    name = models.CharField(max_length=255, verbose_name=_("nom du département"))
+    name = models.CharField(
+        max_length=255, verbose_name=_("nom du département"), unique=True
+    )
 
     def __str__(self):
         return self.name