diff --git a/src/main/java/com/chat/yourway/service/ContactService.java b/src/main/java/com/chat/yourway/service/ContactService.java
index 67de683..ec9fff8 100644
--- a/src/main/java/com/chat/yourway/service/ContactService.java
+++ b/src/main/java/com/chat/yourway/service/ContactService.java
@@ -153,6 +153,7 @@ private void changePermissionSendingPrivateMessages(String email, boolean isPerm
                 email, isPermittedSendingPrivateMessage);
     }
 
+    @Transactional
     public void addUnreadMessageToTopicSubscribers(Contact excludeСontact, Message message) {
         List<Contact> topicSubscribers = message.getTopic().getTopicSubscribers()
                 .stream()
@@ -164,11 +165,13 @@ public void addUnreadMessageToTopicSubscribers(Contact excludeСontact, Message
         }
     }
 
+    @Transactional
     public void deleteUnreadMessage(Contact contact, Message message) {
         contact.getUnreadMessages().remove(message);
         save(contact);
     }
 
+    @Transactional
     public Contact getCurrentContact() {
         try {
             Contact principal = (Contact) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
diff --git a/src/main/java/com/chat/yourway/service/TopicService.java b/src/main/java/com/chat/yourway/service/TopicService.java
index 344f95b..ee37ae5 100644
--- a/src/main/java/com/chat/yourway/service/TopicService.java
+++ b/src/main/java/com/chat/yourway/service/TopicService.java
@@ -272,8 +272,7 @@ private void validateRecipientEmail(String sendTo) {
         if (!contactService.isEmailExists(sendTo)) {
             log.error("Private topic cannot be created, recipient email={} does not exist", sendTo);
             throw new ContactEmailNotExist(String.format(
-                "Private topic cannot be created because recipient email: %s does not exist",
-                sendTo));
+                "Private topic cannot be created because recipient email: %s does not exist", sendTo));
         }
     }
 }