diff --git a/src/main/java/com/chat/yourway/service/ContactService.java b/src/main/java/com/chat/yourway/service/ContactService.java
index 0c5b2f2..c68871d 100644
--- a/src/main/java/com/chat/yourway/service/ContactService.java
+++ b/src/main/java/com/chat/yourway/service/ContactService.java
@@ -40,7 +40,8 @@ public Contact create(ContactRequestDto contactRequestDto) {
         if (isEmailExists(contactRequestDto.getEmail())) {
             log.warn("Email [{}] already in use", contactRequestDto.getEmail());
             throw new ValueNotUniqException(
-                    String.format("Email [%s] already in use", contactRequestDto.getEmail()));
+                    String.format("Email [%s] already in use", contactRequestDto.getEmail())
+            );
         }
 
         Contact contact = (Contact.builder()
@@ -68,7 +69,8 @@ public Contact findByEmail(String email) {
                 .orElseThrow(() -> {
                     log.warn("Email [{}] wasn't found", email);
                     return new ContactNotFoundException(String.format("Email [%s] wasn't found", email));
-                });
+                    }
+                );
 
         log.info("Contact was found by email [{}]", email);
         return contact;
@@ -144,14 +146,14 @@ public void prohibitSendingPrivateMessages() {
         log.info("Prohibited sending private messages by email [{}]", contact.getEmail());
     }
 
-    private void changePermissionSendingPrivateMessages(String email, boolean isPermittedSendingPrivateMessage) {
+    private void changePermissionSendingPrivateMessages(String email, boolean messageByContactEmail) {
         if (!contactRepository.existsByEmailIgnoreCase(email)) {
             throw new ContactNotFoundException(
-                    String.format("Contact with email [%s] is not found.", email));
+                    String.format("Contact with email [%s] is not found.", email)
+            );
         }
 
-        contactRepository.updatePermissionSendingPrivateMessageByContactEmail(
-                email, isPermittedSendingPrivateMessage);
+        contactRepository.updatePermissionSendingPrivateMessageByContactEmail(email, messageByContactEmail);
     }
 
     @Transactional