diff --git a/streams/src/message/announcement.rs b/streams/src/message/announcement.rs
index 8f945c44..58d22ccb 100644
--- a/streams/src/message/announcement.rs
+++ b/streams/src/message/announcement.rs
@@ -87,10 +87,7 @@ impl Default for Unwrap {
     fn default() -> Self {
         let author_id = Default::default();
         let topic = Default::default();
-        Self {
-            author_id,
-            topic,
-        }
+        Self { author_id, topic }
     }
 }