diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index 08326e1..3c96660 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -16,10 +16,11 @@ 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:
@@ -31,6 +32,13 @@ file:
     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: "*"
@@ -38,13 +46,12 @@ 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