diff --git a/itou/users/migrations/0009_alter_user_public_id.py b/itou/users/migrations/0009_alter_user_public_id.py
index a1350ae0ad2..ff0012aa16b 100644
--- a/itou/users/migrations/0009_alter_user_public_id.py
+++ b/itou/users/migrations/0009_alter_user_public_id.py
@@ -14,7 +14,11 @@ class Migration(migrations.Migration):
             model_name="user",
             name="public_id",
             field=models.UUIDField(
-                db_index=True, default=uuid.uuid4, unique=True, verbose_name="identifiant public opaque, pour les API"
+                db_index=True,
+                default=uuid.uuid4,
+                help_text="identifiant opaque, pour les API et les URLs publiques",
+                unique=True,
+                verbose_name="identifiant public",
             ),
         ),
     ]
diff --git a/itou/users/models.py b/itou/users/models.py
index 34532d4ae4c..bd93de886e0 100644
--- a/itou/users/models.py
+++ b/itou/users/models.py
@@ -264,7 +264,8 @@ class User(AbstractUser, AddressMixin):
     last_checked_at = models.DateTimeField(verbose_name="date de dernière vérification", default=timezone.now)
 
     public_id = models.UUIDField(
-        verbose_name="identifiant public opaque, pour les API",
+        verbose_name="identifiant public",
+        help_text="identifiant opaque, pour les API et les URLs publiques",
         default=uuid.uuid4,
         unique=True,
         db_index=True,