diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index 67c3807440ed..a5c0ce4032fc 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -72,8 +72,6 @@ Optimizations
 
 * GITHUB#12160: Concurrent rewrite for AbstractKnnVectorQuery. (Kaival Parikh)
 
-* GITHUB#12235: Optimize HNSW diversity calculation. (Patrick Zhai)
-
 Bug Fixes
 ---------------------
 
@@ -124,7 +122,7 @@ Improvements
 
 Optimizations
 ---------------------
-(No changes)
+* GITHUB#12235: Optimize HNSW diversity calculation. (Patrick Zhai)
 
 Bug Fixes
 ---------------------