diff --git a/backend/src/main/resources/db/migration/V2__editScheduleData.sql b/backend/src/main/resources/db/migration/V2__editScheduleData.sql
deleted file mode 100644
index c70c3ae..0000000
--- a/backend/src/main/resources/db/migration/V2__editScheduleData.sql
+++ /dev/null
@@ -1,41 +0,0 @@
--- ==========================================
--- Редактирование учебных групп
--- ==========================================
-
-ALTER TABLE student_groups
-ADD COLUMN IF NOT EXISTS specialty_code INT REFERENCES specialties(id),
-ADD COLUMN IF NOT EXISTS year_start_study INT,
-DROP COLUMN IF EXISTS course;
-
-UPDATE student_groups
-SET specialty_code = 1
-WHERE specialty_code IS NULL;
-
-UPDATE student_groups
-SET year_start_study = 2023
-WHERE year_start_study IS NULL;
-
-ALTER TABLE student_groups
-ALTER COLUMN specialty_code SET NOT NULL;
-
-ALTER TABLE student_groups
-ALTER COLUMN year_start_study SET NOT NULL;
-
--- ==========================================
--- Редактирование кафедрального файла
--- ==========================================
-
-ALTER TABLE schedule_data
-DROP COLUMN IF EXISTS semester;
-
-INSERT INTO schedule_data (department_id, group_id, subjects_id, lesson_type_id, number_of_hours, is_division, teacher_id, semester_type, period)
-VALUES (1, 1, 1, 3, 2, true, 1, 'autumn', '2024-2025'),
-       (2, 2, 3, 2, 1, false, 2, 'spring', '2025-2026'),
-       (3, 1, 2, 1, 3, true, 1, 'autumn', '2023-2024'),
-       (2, 2, 3, 2, 1, false, 2, 'spring', '2025-2026'),
-       (2, 2, 3, 2, 1, false, 2, 'spring', '2025-2026'),
-       (2, 2, 3, 2, 1, false, 2, 'spring', '2025-2026'),
-       (1, 1, 1, 1, 2, true, 2, 'autumn', '2024-2025'),
-       (1, 2, 2, 3, 4, false, 2, 'autumn', '2024-2025'),
-       (1, 1, 4, 2, 1, false, 1, 'autumn', '2024-2025'),
-       (1, 2, 5, 1, 7, true, 1, 'autumn', '2024-2025');
\ No newline at end of file