diff --git a/migration/21.03/210321.sql b/migration/21.03/210321.sql
deleted file mode 100644
index ea46710a01244231a59a25fe5e753b5e403473eb..0000000000000000000000000000000000000000
--- a/migration/21.03/210321.sql
+++ /dev/null
@@ -1,13 +0,0 @@
--- *************************************************************************--
---                                                                          --
---                                                                          --
--- Model migration script - 21.03.20 to 21.03.21                            --
---                                                                          --
---                                                                          --
--- *************************************************************************--
---DATABASE_UPDATE|res_letterbox|indexing_models_fields
-
-UPDATE res_letterbox SET process_limit_date = NULL;
-UPDATE indexing_models_fields SET enabled = false, default_value = NULL WHERE identifier = 'processLimitDate';
-
-UPDATE parameters SET param_value_string = '21.03.21' WHERE id = 'database_version';