diff --git a/Persistence.API/Controllers/ChangeLogController.cs b/Persistence.API/Controllers/ChangeLogController.cs
index 8bfa32f..08f059e 100644
--- a/Persistence.API/Controllers/ChangeLogController.cs
+++ b/Persistence.API/Controllers/ChangeLogController.cs
@@ -3,6 +3,7 @@ using Microsoft.AspNetCore.Mvc;
 using Persistence.Models;
 using Persistence.Models.Requests;
 using Persistence.Repositories;
+using System.Net;
 
 namespace Persistence.API.Controllers;
 
@@ -19,7 +20,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpPost]
-    public async Task<ActionResult<int>> Add(
+    [ProducesResponseType(typeof(int), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> Add(
         Guid idDiscriminator,
         [FromBody] DataWithWellDepthAndSectionDto dto,
         CancellationToken token)
@@ -31,7 +33,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpPost("range")]
-    public async Task<ActionResult<int>> AddRange(
+    [ProducesResponseType(typeof(int), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> AddRange(
         Guid idDiscriminator,
         [FromBody] IEnumerable<DataWithWellDepthAndSectionDto> dtos, CancellationToken token)
     {
@@ -42,7 +45,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpDelete]
-    public async Task<ActionResult<int>> Delete(Guid id, CancellationToken token)
+    [ProducesResponseType(typeof(int), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> Delete(Guid id, CancellationToken token)
     {
         var userId = User.GetUserId<Guid>();
         var result = await repository.MarkAsDeleted(userId, [id], token);
@@ -51,7 +55,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpDelete("range")]
-    public async Task<ActionResult<int>> DeleteRange(IEnumerable<Guid> ids, CancellationToken token)
+    [ProducesResponseType(typeof(int), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> DeleteRange(IEnumerable<Guid> ids, CancellationToken token)
     {
         var userId = User.GetUserId<Guid>();
         var result = await repository.MarkAsDeleted(userId, ids, token);
@@ -60,6 +65,7 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpPost("replace")]
+    [ProducesResponseType(typeof(int), (int)HttpStatusCode.OK)]
     public async Task<IActionResult> ClearAndInsertRange(
         Guid idDiscriminator, 
         IEnumerable<DataWithWellDepthAndSectionDto> dtos, 
@@ -71,7 +77,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpPut]
-    public async Task<ActionResult<int>> Update(
+    [ProducesResponseType(typeof(int), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> Update(
         Guid idDiscriminator,
         DataWithWellDepthAndSectionDto dto,
         CancellationToken token)
@@ -83,7 +90,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpPut("range")]
-    public async Task<ActionResult<int>> UpdateRange(
+    [ProducesResponseType(typeof(int), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> UpdateRange(
         Guid idDiscriminator,
         IEnumerable<DataWithWellDepthAndSectionDto> dtos,
         CancellationToken token)
@@ -95,7 +103,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpGet]
-    public async Task<ActionResult<PaginationContainer<DataWithWellDepthAndSectionDto>>> GetCurrent(
+    [ProducesResponseType(typeof(PaginationContainer<DataWithWellDepthAndSectionDto>), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> GetCurrent(
         Guid idDiscriminator,
         [FromQuery]SectionPartRequest request,
         CancellationToken token)
@@ -107,7 +116,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpGet("moment")]
-    public async Task<ActionResult<PaginationContainer<DataWithWellDepthAndSectionDto>>> GetByDate(
+    [ProducesResponseType(typeof(PaginationContainer<DataWithWellDepthAndSectionDto>), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> GetByDate(
         Guid idDiscriminator,
         DateTimeOffset moment,
         SectionPartRequest request,
@@ -119,7 +129,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpGet("history")]
-    public async Task<ActionResult<IEnumerable<ChangeLogDto>>> GetChangeLogForDate(Guid idDiscriminator, DateTimeOffset dateBegin, DateTimeOffset dateEnd, CancellationToken token)
+    [ProducesResponseType(typeof(IEnumerable<ChangeLogDto>), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> GetChangeLogForDate(Guid idDiscriminator, DateTimeOffset dateBegin, DateTimeOffset dateEnd, CancellationToken token)
     {
         var result = await repository.GetChangeLogForDate(idDiscriminator, dateBegin, dateEnd, token);
 
@@ -127,7 +138,8 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
     }
 
     [HttpGet("datesChange")]
-    public async Task<ActionResult<IEnumerable<DateOnly>>> GetDatesChange(Guid idDiscriminator, CancellationToken token)
+    [ProducesResponseType(typeof(IEnumerable<DateOnly>), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> GetDatesChange(Guid idDiscriminator, CancellationToken token)
     {
         var result = await repository.GetDatesChange(idDiscriminator, token);
 
diff --git a/Persistence/API/IChangeLogApi.cs b/Persistence/API/IChangeLogApi.cs
index a0f75a0..a46fc98 100644
--- a/Persistence/API/IChangeLogApi.cs
+++ b/Persistence/API/IChangeLogApi.cs
@@ -25,7 +25,7 @@ public interface IChangeLogApi
     /// <param name="request">параметры запроса</param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<PaginationContainer<DataWithWellDepthAndSectionDto>>> GetCurrent(Guid idDiscriminator, SectionPartRequest request, CancellationToken token);
+    Task<IActionResult> GetCurrent(Guid idDiscriminator, SectionPartRequest request, CancellationToken token);
 
     /// <summary>
     /// Получение данных на определенную дату (с пагинацией)
@@ -35,7 +35,7 @@ public interface IChangeLogApi
     /// <param name="request">параметры запроса</param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<PaginationContainer<DataWithWellDepthAndSectionDto>>> GetByDate(Guid idDiscriminator, DateTimeOffset moment, SectionPartRequest request, CancellationToken token);
+    Task<IActionResult> GetByDate(Guid idDiscriminator, DateTimeOffset moment, SectionPartRequest request, CancellationToken token);
 
     /// <summary>
     /// Получение исторических данных за определенный период времени
@@ -45,7 +45,7 @@ public interface IChangeLogApi
     /// <param name="dateEnd"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<IEnumerable<ChangeLogDto>>> GetChangeLogForDate(Guid idDiscriminator, DateTimeOffset dateBegin, DateTimeOffset dateEnd, CancellationToken token);
+    Task<IActionResult> GetChangeLogForDate(Guid idDiscriminator, DateTimeOffset dateBegin, DateTimeOffset dateEnd, CancellationToken token);
 
     /// <summary>
     /// Добавить одну запись 
@@ -54,7 +54,7 @@ public interface IChangeLogApi
     /// <param name="dto"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<int>> Add(Guid idDiscriminator, DataWithWellDepthAndSectionDto dto, CancellationToken token);
+    Task<IActionResult> Add(Guid idDiscriminator, DataWithWellDepthAndSectionDto dto, CancellationToken token);
 
     /// <summary>
     /// Добавить несколько записей
@@ -63,7 +63,7 @@ public interface IChangeLogApi
     /// <param name="dtos"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<int>> AddRange(Guid idDiscriminator, IEnumerable<DataWithWellDepthAndSectionDto> dtos, CancellationToken token);
+    Task<IActionResult> AddRange(Guid idDiscriminator, IEnumerable<DataWithWellDepthAndSectionDto> dtos, CancellationToken token);
 
     /// <summary>
     /// Обновить одну запись
@@ -72,7 +72,7 @@ public interface IChangeLogApi
     /// <param name="dto"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<int>> Update(Guid idDiscriminator, DataWithWellDepthAndSectionDto dto, CancellationToken token);
+    Task<IActionResult> Update(Guid idDiscriminator, DataWithWellDepthAndSectionDto dto, CancellationToken token);
 
     /// <summary>
     /// Обновить несколько записей
@@ -81,7 +81,7 @@ public interface IChangeLogApi
     /// <param name="dtos"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<int>> UpdateRange(Guid idDiscriminator, IEnumerable<DataWithWellDepthAndSectionDto> dtos, CancellationToken token);
+    Task<IActionResult> UpdateRange(Guid idDiscriminator, IEnumerable<DataWithWellDepthAndSectionDto> dtos, CancellationToken token);
 
     /// <summary>
     /// Удалить одну запись
@@ -89,7 +89,7 @@ public interface IChangeLogApi
     /// <param name="id"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<int>> Delete(Guid id, CancellationToken token);
+    Task<IActionResult> Delete(Guid id, CancellationToken token);
 
     /// <summary>
     /// Удалить несколько записей
@@ -97,7 +97,7 @@ public interface IChangeLogApi
     /// <param name="ids"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<int>> DeleteRange(IEnumerable<Guid> ids, CancellationToken token);
+    Task<IActionResult> DeleteRange(IEnumerable<Guid> ids, CancellationToken token);
 
     /// <summary>
     /// Получение списка дат, в которые происходили изменения (день, месяц, год, без времени)
@@ -105,5 +105,5 @@ public interface IChangeLogApi
     /// <param name="idDiscriminator"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<ActionResult<IEnumerable<DateOnly>>> GetDatesChange(Guid idDiscriminator, CancellationToken token);
+    Task<IActionResult> GetDatesChange(Guid idDiscriminator, CancellationToken token);
 }