diff --git a/lucene/backward-codecs/src/java/org/apache/lucene/backward_codecs/lucene90/Lucene90HnswGraphBuilder.java b/lucene/backward-codecs/src/java/org/apache/lucene/backward_codecs/lucene90/Lucene90HnswGraphBuilder.java
index e7f16b4f3fc9..4b1f7068a5f2 100644
--- a/lucene/backward-codecs/src/java/org/apache/lucene/backward_codecs/lucene90/Lucene90HnswGraphBuilder.java
+++ b/lucene/backward-codecs/src/java/org/apache/lucene/backward_codecs/lucene90/Lucene90HnswGraphBuilder.java
@@ -183,10 +183,10 @@ private void addDiverseNeighbors(int node, NeighborQueue candidates) throws IOEx
     int size = neighbors.size();
     for (int i = 0; i < size; i++) {
       int nbr = neighbors.node()[i];
-      Lucene90NeighborArray nbrNbr = hnsw.getNeighbors(nbr);
-      nbrNbr.add(node, neighbors.score()[i]);
-      if (nbrNbr.size() > maxConn) {
-        diversityUpdate(nbrNbr);
+      Lucene90NeighborArray nbrsOfNbr = hnsw.getNeighbors(nbr);
+      nbrsOfNbr.add(node, neighbors.score()[i]);
+      if (nbrsOfNbr.size() > maxConn) {
+        diversityUpdate(nbrsOfNbr);
       }
     }
   }
diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/backward_codecs/lucene91/Lucene91HnswGraphBuilder.java b/lucene/backward-codecs/src/test/org/apache/lucene/backward_codecs/lucene91/Lucene91HnswGraphBuilder.java
index b0e9d160457b..c82920181cc4 100644
--- a/lucene/backward-codecs/src/test/org/apache/lucene/backward_codecs/lucene91/Lucene91HnswGraphBuilder.java
+++ b/lucene/backward-codecs/src/test/org/apache/lucene/backward_codecs/lucene91/Lucene91HnswGraphBuilder.java
@@ -204,10 +204,10 @@ private void addDiverseNeighbors(int level, int node, NeighborQueue candidates)
     int size = neighbors.size();
     for (int i = 0; i < size; i++) {
       int nbr = neighbors.node[i];
-      Lucene91NeighborArray nbrNbr = hnsw.getNeighbors(level, nbr);
-      nbrNbr.add(node, neighbors.score[i]);
-      if (nbrNbr.size() > maxConn) {
-        diversityUpdate(nbrNbr);
+      Lucene91NeighborArray nbrsOfNbr = hnsw.getNeighbors(level, nbr);
+      nbrsOfNbr.add(node, neighbors.score[i]);
+      if (nbrsOfNbr.size() > maxConn) {
+        diversityUpdate(nbrsOfNbr);
       }
     }
   }