diff --git a/backend/src/main/java/com/petshop/backend/service/ChatService.java b/backend/src/main/java/com/petshop/backend/service/ChatService.java
index d9165c9d..6ae0c4da 100644
--- a/backend/src/main/java/com/petshop/backend/service/ChatService.java
+++ b/backend/src/main/java/com/petshop/backend/service/ChatService.java
@@ -194,11 +194,6 @@ public class ChatService {
         return ConversationResponse.fromEntity(conversation, lastMessage);
     }
 
-    @Transactional
-    public ConversationResponse closeConversation(Long conversationId, Long userId, User.Role role) {
-        return updateConversation(conversationId, userId, role, new UpdateConversationRequest("CLOSED"));
-    }
-
     public List<MessageResponse> getMessages(Long conversationId, Long userId, User.Role role) {
         Conversation conversation = conversationRepository.findById(conversationId)
             .orElseThrow(() -> new ResourceNotFoundException("Conversation not found"));