diff --git a/docker-compose.yaml b/docker-compose.yaml
index 91e8d40..6136ac0 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -34,7 +34,7 @@ services:
     environment:
       FILE_STORAGE_PATH: /data/uploads
       MAX_FILE_SIZE: 10737418240
-      FILE_CHUNK_SIZE: 5242880
+      FILE_CHUNK_SIZE: 1000000
       POSTGRES_DB: no_copy_
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres
diff --git a/src/main/java/ru/soune/nocopy/service/file/FileUploadServiceImpl.java b/src/main/java/ru/soune/nocopy/service/file/FileUploadServiceImpl.java
index 908602f..3e09822 100644
--- a/src/main/java/ru/soune/nocopy/service/file/FileUploadServiceImpl.java
+++ b/src/main/java/ru/soune/nocopy/service/file/FileUploadServiceImpl.java
@@ -102,7 +102,7 @@ public class FileUploadServiceImpl implements FileUploadService {
         int totalChunks = (int) Math.ceil((double) fileSize / chunkSize);
         log.debug("File will be split into {} chunks (chunk size: {} bytes)",
                 totalChunks, chunkSize);
-        Long chunkSize = totalChunks == 1 ? fileSize : 5242880L;
+        Long chunkSize = totalChunks == 1 ? fileSize : 1000000L;
 
         FileUploadSession session = FileUploadSession.builder()
                 .userId(userId)
diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index 3c96660..57b803b 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -16,29 +16,22 @@ spring:
 
   servlet:
     multipart:
-      enabled: true
-      resolve-lazily: true           #
-      file-size-threshold: 2KB       #
       max-file-size: 10MB
       max-request-size: 100MB
+      enabled: true
+      resolve-lazily: false
 
 file:
   storage:
     base-path: ${FILE_STORAGE_PATH:/data/uploads}
-    chunk-size: ${FILE_CHUNK_SIZE:5242880}  # 5MB
+#    chunk-size: ${FILE_CHUNK_SIZE:5242880}  # 5MB
+    chunk-size: ${FILE_CHUNK_SIZE:1000000}  # 5MB
     max-file-size: ${MAX_FILE_SIZE:10737418240}  # 10GB
     max-retry-attempts: ${MAX_RETRY_ATTEMPTS:3}
     chunk-timeout-ms: ${CHUNK_TIMEOUT_MS:300000}  # 5 минут
     temp-ttl-hours: ${TEMP_TTL_HOURS:72}  # 3 дня
     session-expiry-hours: ${SESSION_EXPIRY_HOURS:24}
 
-server:
-  port: ${SERVER_PORT:8080}
-  tomcat:
-    max-swallow-size: -1             #
-    connection-timeout: 300000       #
-    max-http-header-size: 16KB
-
 security:
   cors:
     allowed-origins: "*"
@@ -46,12 +39,13 @@ security:
     allowed-headers: "*"
     allow-credentials: true
 
+server:
+  port: ${SERVER_PORT:8080}
+
 logging:
   level:
     com.example.fileupload: DEBUG
     org.springframework.web: DEBUG
-    org.springframework.web.multipart: TRACE    # ← ДЛЯ ОТЛАДКИ
-    org.apache.tomcat: DEBUG                   # ← ЛОГИ TOMCAT
     org.hibernate.SQL: DEBUG
   file:
     name: logs/application.log