diff --git a/app/models/etudiants.py b/app/models/etudiants.py
index e64bbbb87..ff3071947 100644
--- a/app/models/etudiants.py
+++ b/app/models/etudiants.py
@@ -1127,6 +1127,7 @@ class EtudAnnotation(models.ScoDocModel):
     etudid = db.Column(db.Integer, db.ForeignKey(Identite.id))
     author = db.Column(db.Text)  # le pseudo (user_name), was zope_authenticated_user
     comment = db.Column(db.Text)
+    confidential = db.Column(db.Boolean, default=False)
 
     _sco_dept_relations = ("Identite",)  # accès au dept_id
 
diff --git a/migrations/versions/2640b7686de6_formsemestre_description.py b/migrations/versions/2640b7686de6_formsemestre_description.py
index c25330934..d05c21ec7 100644
--- a/migrations/versions/2640b7686de6_formsemestre_description.py
+++ b/migrations/versions/2640b7686de6_formsemestre_description.py
@@ -43,9 +43,14 @@ def upgrade():
     )
     with op.batch_alter_table("notes_formsemestre", schema=None) as batch_op:
         batch_op.add_column(sa.Column("capacite_accueil", sa.Integer(), nullable=True))
+    # Annotations confidentielles
+    with op.batch_alter_table("etud_annotations", schema=None) as batch_op:
+        batch_op.add_column(sa.Column("confidential", sa.Boolean(), nullable=True))
 
 
 def downgrade():
     with op.batch_alter_table("notes_formsemestre", schema=None) as batch_op:
         batch_op.drop_column("capacite_accueil")
     op.drop_table("notes_formsemestre_description")
+    with op.batch_alter_table("etud_annotations", schema=None) as batch_op:
+        batch_op.drop_column("confidential")