diff --git a/protocols/autonat/src/v2/client/behaviour.rs b/protocols/autonat/src/v2/client/behaviour.rs
index 5ca8d029b40..0022d07f643 100644
--- a/protocols/autonat/src/v2/client/behaviour.rs
+++ b/protocols/autonat/src/v2/client/behaviour.rs
@@ -329,7 +329,7 @@ where
 
         entries
             .into_iter()
-            .rev()
+            .rev() // `sort_unstable` is ascending
             .take(self.config.max_candidates)
             .map(|(addr, _)| addr)
     }