diff --git a/28-lazy-rivers/README.md b/28-lazy-rivers/README.md
index bdb57b1..6ad2828 100644
--- a/28-lazy-rivers/README.md
+++ b/28-lazy-rivers/README.md
@@ -8,7 +8,7 @@ Constraints:
 
 Possible names:
 
-- Lazy river
+- Lazy rivers
 - Data streams
 - Dataflow
 - Data generators