diff --git a/src/main/java/com/chat/yourway/service/TopicService.java b/src/main/java/com/chat/yourway/service/TopicService.java
index c12ba7d..80d0e04 100644
--- a/src/main/java/com/chat/yourway/service/TopicService.java
+++ b/src/main/java/com/chat/yourway/service/TopicService.java
@@ -128,7 +128,7 @@ public void delete(UUID id) {
             contactService.save(subscriber);
         });
         topic.setScope(TopicScope.DELETED);
-        topic.setTopicSubscribers(Collections.EMPTY_LIST);
+        topic.setTopicSubscribers(Collections.emptyList());
         topicRepository.save(topic);
         log.trace("Deleted Topic: {}", id);
     }