diff --git a/app/models/assign_to.rb b/app/models/assign_to.rb
index 44b73cf60..675e416e4 100644
--- a/app/models/assign_to.rb
+++ b/app/models/assign_to.rb
@@ -6,6 +6,7 @@
 #  daily_email_notifications_enabled           :boolean          default(FALSE), not null
 #  instant_email_dossier_notifications_enabled :boolean          default(FALSE), not null
 #  instant_email_message_notifications_enabled :boolean          default(FALSE), not null
+#  manager                                     :boolean          default(TRUE)
 #  weekly_email_notifications_enabled          :boolean          default(TRUE), not null
 #  created_at                                  :datetime
 #  updated_at                                  :datetime
diff --git a/db/migrate/20220712141913_add_manager_to_assign_tos.rb b/db/migrate/20220712141913_add_manager_to_assign_tos.rb
new file mode 100644
index 000000000..09d5a1906
--- /dev/null
+++ b/db/migrate/20220712141913_add_manager_to_assign_tos.rb
@@ -0,0 +1,6 @@
+class AddManagerToAssignTos < ActiveRecord::Migration[6.1]
+  def change
+    add_column :assign_tos, :manager, :boolean
+    change_column_default :assign_tos, :manager, default: false
+  end
+end
diff --git a/db/migrate/20220712141945_backfill_assign_tos_manager.rb b/db/migrate/20220712141945_backfill_assign_tos_manager.rb
new file mode 100644
index 000000000..805ea367c
--- /dev/null
+++ b/db/migrate/20220712141945_backfill_assign_tos_manager.rb
@@ -0,0 +1,10 @@
+class BackfillAssignTosManager < ActiveRecord::Migration[6.1]
+  disable_ddl_transaction!
+
+  def change
+    AssignTo.in_batches do |relation|
+      relation.update_all manager: false
+      sleep(0.01)
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 45a4b1464..372c927c7 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -112,6 +112,7 @@ ActiveRecord::Schema.define(version: 2022_07_28_084804) do
     t.boolean "instant_email_dossier_notifications_enabled", default: false, null: false
     t.boolean "instant_email_message_notifications_enabled", default: false, null: false
     t.integer "instructeur_id"
+    t.boolean "manager", default: true
     t.datetime "updated_at"
     t.boolean "weekly_email_notifications_enabled", default: true, null: false
     t.index ["groupe_instructeur_id", "instructeur_id"], name: "unique_couple_groupe_instructeur_instructeur", unique: true