diff --git a/server/src/main/java/org/opensearch/indices/IndicesRequestCache.java b/server/src/main/java/org/opensearch/indices/IndicesRequestCache.java
index c45334201e9b8..93946fa11de13 100644
--- a/server/src/main/java/org/opensearch/indices/IndicesRequestCache.java
+++ b/server/src/main/java/org/opensearch/indices/IndicesRequestCache.java
@@ -573,8 +573,7 @@ private void updateStaleCountOnCacheInsert(CleanupKey cleanupKey) {
 
         // pkg-private for testing
         void addToCleanupKeyToCountMap(ShardId shardId, String readerCacheKeyId) {
-            cleanupKeyToCountMap.computeIfAbsent(shardId, k -> new ConcurrentHashMap<>())
-                .merge(readerCacheKeyId, 1, Integer::sum);
+            cleanupKeyToCountMap.computeIfAbsent(shardId, k -> new ConcurrentHashMap<>()).merge(readerCacheKeyId, 1, Integer::sum);
         }
 
         /**