diff --git a/backend/src/main/java/com/alttd/altitudeweb/controllers/chat/ChatController.java b/backend/src/main/java/com/alttd/altitudeweb/controllers/chat/ChatController.java
index c505d5a..334e772 100644
--- a/backend/src/main/java/com/alttd/altitudeweb/controllers/chat/ChatController.java
+++ b/backend/src/main/java/com/alttd/altitudeweb/controllers/chat/ChatController.java
@@ -6,6 +6,7 @@ import com.alttd.altitudeweb.model.ServerStateDto;
 import com.alttd.altitudeweb.services.chat.ChatService;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -22,7 +23,7 @@ public class ChatController implements ChatApi {
     public ResponseEntity<Void> sendChatMessages(List<ChatMessageDto> chatMessageDtoList) {
         //TODO [Admin] [2026-07-18]: Implement handling chat messages (push to listeners)
         chatMessageDtoList.stream().map(ChatMessageMapper::fromDto).forEach(chatService::addChatMessage);
-        throw new UnsupportedOperationException("Not implemented");
+        return new ResponseEntity<>(HttpStatus.ACCEPTED);
     }
 
     @Override