diff --git a/migrate_paths.sql b/migrate_paths.sql
new file mode 100644
index 00000000..12efce6a
--- /dev/null
+++ b/migrate_paths.sql
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+-- Миграция путей Nextcloud с /crm2/ на /crm/
+-- Дата: 2025-10-20
+
+-- 1. Создание резервной копии
+CREATE TABLE IF NOT EXISTS vtiger_notes_backup_20251020 LIKE vtiger_notes;
+INSERT INTO vtiger_notes_backup_20251020 SELECT * FROM vtiger_notes;
+
+-- 2. Обновление s3_key: crm2/ → crm/
+UPDATE vtiger_notes 
+SET s3_key = REPLACE(s3_key, 'crm2/', 'crm/') 
+WHERE s3_key LIKE 'crm2/%';
+
+-- 3. Обновление nc_path с дублированием: /crm2/crm2/ → /crm/
+UPDATE vtiger_notes 
+SET nc_path = REPLACE(nc_path, '/crm2/crm2/', '/crm/') 
+WHERE nc_path LIKE '/crm2/crm2/%';
+
+-- 4. Обновление nc_path: /crm2/ → /crm/
+UPDATE vtiger_notes 
+SET nc_path = REPLACE(nc_path, '/crm2/', '/crm/') 
+WHERE nc_path LIKE '/crm2/%';
+
+-- 5. Обновление filename (S3 URLs): /crm2/ → /crm/
+UPDATE vtiger_notes 
+SET filename = REPLACE(filename, '/crm2/', '/crm/') 
+WHERE filename LIKE '%/crm2/%' AND filelocationtype = 'E';
+
+-- Проверка результатов
+SELECT 'Проверка: s3_key с crm2/' as check_name, COUNT(*) as count FROM vtiger_notes WHERE s3_key LIKE 'crm2/%'
+UNION ALL
+SELECT 'Проверка: nc_path с /crm2/', COUNT(*) FROM vtiger_notes WHERE nc_path LIKE '/crm2/%'
+UNION ALL
+SELECT 'Проверка: filename с /crm2/', COUNT(*) FROM vtiger_notes WHERE filename LIKE '%/crm2/%' AND filelocationtype = 'E'
+UNION ALL
+SELECT 'Итого: s3_key с crm/', COUNT(*) FROM vtiger_notes WHERE s3_key LIKE 'crm/%'
+UNION ALL
+SELECT 'Итого: nc_path с /crm/', COUNT(*) FROM vtiger_notes WHERE nc_path LIKE '/crm/%';
+
+-- Проверка конкретного документа 395695
+SELECT 
+    notesid,
+    s3_key,
+    nc_path,
+    SUBSTRING(filename, 1, 100) as filename_preview
+FROM vtiger_notes 
+WHERE notesid = 395695;
+