diff --git a/db/migrate/20240826130121_add_missing_index_champs_to_dossier.rb b/db/migrate/20240826130121_add_missing_index_champs_to_dossier.rb
new file mode 100644
index 000000000..562cb1dc5
--- /dev/null
+++ b/db/migrate/20240826130121_add_missing_index_champs_to_dossier.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class AddMissingIndexChampsToDossier < ActiveRecord::Migration[7.0]
+  def change
+    add_foreign_key :champs, :dossiers, if_not_exists: true, validate: false
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 90c1c10b2..c8fc6ebfa 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2024_07_29_160650) do
+ActiveRecord::Schema[7.0].define(version: 2024_08_26_130121) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_buffercache"
   enable_extension "pg_stat_statements"