diff --git a/backend/src/main/java/WebAppInitializer.java b/backend/src/main/java/WebAppInitializer.java
index f63b73b9..a4c6c7de 100644
--- a/backend/src/main/java/WebAppInitializer.java
+++ b/backend/src/main/java/WebAppInitializer.java
@@ -1,20 +1,21 @@
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer;
+import org.springframework.web.util.IntrospectorCleanupListener;
+
 import javax.servlet.MultipartConfigElement;
 import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
 import javax.servlet.ServletRegistration;
 
-import com.hazelcast.internal.util.JsonUtil;
-import org.jooq.impl.QOM;
-import org.springframework.beans.factory.annotation.Value;
-import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer;
-import org.springframework.web.util.IntrospectorCleanupListener;
-
 /**
  * This initializer creates root context and registers dispatcher servlet
  * Spring scans for initializers automatically
  */
 public class WebAppInitializer extends AbstractAnnotationConfigDispatcherServletInitializer {
 
+  private static final Logger logger = LoggerFactory.getLogger(WebAppInitializer.class);
+
   public void onStartup(ServletContext servletContext) throws ServletException {
     super.onStartup(servletContext);
     servletContext.addListener(new IntrospectorCleanupListener());
@@ -36,9 +37,11 @@ public class WebAppInitializer extends AbstractAnnotationConfigDispatcherServlet
 
   @Override
   protected void customizeRegistration(ServletRegistration.Dynamic registration) {
-    int maxFileSize = Integer.parseInt(System.getenv("ervu.fileupload.max_file_size"));
-    int maxRequestSize = Integer.parseInt(System.getenv("${ervu.fileupload.max_request_size}"));
-    int fileSizeThreshold = Integer.parseInt(System.getenv("${ervu.fileupload.file_size_threshold}"));
+
+    // read from env or assign default values
+    int maxFileSize = parseOrDefault("ERVU_FILE_UPLOAD_MAX_FILE_SIZE", 5242880);
+    int maxRequestSize = parseOrDefault("ERVU_FILE_UPLOAD_MAX_REQUEST_SIZE", 6291456);
+    int fileSizeThreshold = parseOrDefault("ERVU_FILE_UPLOAD_FILE_SIZE_THRESHOLD", 0);
 
     MultipartConfigElement multipartConfigElement = new MultipartConfigElement(
         "/tmp",
@@ -47,10 +50,24 @@ public class WebAppInitializer extends AbstractAnnotationConfigDispatcherServlet
         fileSizeThreshold);
     registration.setMultipartConfig(multipartConfigElement);
 
-    System.out.println("=8=8> MFS : " + multipartConfigElement.getMaxFileSize());
-    System.out.println("=8=8> MRS : " + multipartConfigElement.getMaxRequestSize());
-    System.out.println("=8=8> FST : " + multipartConfigElement.getFileSizeThreshold());
+    logger.info("Max file upload size is set to: " + multipartConfigElement.getMaxFileSize());
+    logger.info("Max file upload request size is set to: " + multipartConfigElement.getMaxRequestSize());
+    logger.info("File size threshold is set to: " + multipartConfigElement.getFileSizeThreshold());
 
   }
 
+  private int parseOrDefault(String envVar, int defaultVal) {
+    String envVarValue = System.getenv(envVar);
+    if (envVar == null) {
+      logger.info("Environment variable {} is null, using default value: {}", envVar, defaultVal);
+      return defaultVal;
+    }
+    try {
+      return Integer.parseInt(envVarValue);
+    } catch (NumberFormatException e) {
+      logger.info("Environment variable {} is not an integer, using default value: {}", envVar, defaultVal);
+      return defaultVal;
+    }
+  }
+
 }
diff --git a/config/micord.env b/config/micord.env
index 84054311..6490f81a 100644
--- a/config/micord.env
+++ b/config/micord.env
@@ -43,10 +43,10 @@ ERVU_KAFKA_PASSWORD=Blfi9d2OFG
 ERVU_KAFKA_EXCERPT_REPLY_TOPIC=ervu.lkrp.excerpt.response
 ERVU_KAFKA_EXCERPT_REQUEST_TOPIC=ervu.lkrp.excerpt.request
 
+ERVU_FILE_UPLOAD_MAX_FILE_SIZE=5242880
+ERVU_FILE_UPLOAD_MAX_REQUEST_SIZE=6291456
+ERVU_FILE_UPLOAD_FILE_SIZE_THRESHOLD=0
+
 S3_ENDPOINT=http://ervu-minio.k8s.micord.ru:31900
 S3_ACCESS_KEY=rlTdTvkmSXu9FsLhfecw
 S3_SECRET_KEY=NUmY0wwRIEyAd98GCKd1cOgJWvLQYAcMMul5Ulu0
-
-ervu.fileupload.max_file_size=1
-ervu.fileupload.max_request_size=10
-ervu.fileupload.file_size_threshold=10
diff --git a/config/standalone/dev/standalone.xml b/config/standalone/dev/standalone.xml
index a15698dd..f6dd18cf 100644
--- a/config/standalone/dev/standalone.xml
+++ b/config/standalone/dev/standalone.xml
@@ -64,9 +64,6 @@
         <property name="av.kafka.username" value="user1"/>
         <property name="av.kafka.password" value="Blfi9d2OFG"/>
         <property name="av.kafka.message.topic.name" value="file-to-upload"/>
-        <property name="ervu.fileupload.max_file_size" value="5242880"/>
-        <property name="ervu.fileupload.max_request_size" value="6291456"/>
-        <property name="ervu.fileupload.file_size_threshold" value="0"/>
         <property name="esia.scopes" value="fullname, snils, id_doc, birthdate, usr_org, openid"/>
         <property name="esia.org.scopes" value="org_fullname, org_shortname, org_brhs, org_brhs_ctts, org_brhs_addrs, org_type, org_ogrn, org_inn, org_leg, org_kpp, org_ctts, org_addrs, org_grps, org_emps"/>
         <property name="esia.org.scope.url" value="http://esia.gosuslugi.ru/"/>