diff --git a/locales/en.json b/locales/en.json
index cacf8282e..42ed6d7ff 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -429,7 +429,6 @@
     "migration_0011_update_LDAP_schema": "Updating LDAP schema…",
     "migration_0011_failed_to_remove_stale_object": "Could not remove stale object {dn}: {error}",
     "migration_0015_add_new_attributes_in_ldap": "Add new attributes for permissions in LDAP database",
-    "migration_0015_migrate_old_app_settings": "Migrate old apps settings 'skipped_uris', 'unprotected_uris', 'protected_uris' in permissions system.",
     "migrations_already_ran": "Those migrations are already done: {ids}",
     "migrations_cant_reach_migration_file": "Could not access migrations files at the path '%s'",
     "migrations_dependencies_not_satisfied": "Run these migrations: '{dependencies_id}', before migration {id}.",