diff --git a/server/src/main/java/org/opensearch/common/cache/tier/EhCacheDiskCachingTier.java b/server/src/main/java/org/opensearch/common/cache/tier/EhCacheDiskCachingTier.java
index 44e56072c4941..f8aedbe5314de 100644
--- a/server/src/main/java/org/opensearch/common/cache/tier/EhCacheDiskCachingTier.java
+++ b/server/src/main/java/org/opensearch/common/cache/tier/EhCacheDiskCachingTier.java
@@ -133,11 +133,7 @@ private EhCacheDiskCachingTier(Builder<K, V> builder) {
         close();
         cacheManager = buildCacheManager();
         this.cache = buildCache(Duration.ofMillis(expireAfterAccess.getMillis()), builder);
-
-        // IndicesRequestCache gets 1%, of which we allocate 5% to the keystore = 0.05%
-        // TODO: how do we change this automatically based on INDICES_CACHE_QUERY_SIZE setting?
-        //Setting<ByteSizeValue> keystoreSizeSetting = Setting.memorySizeSetting(builder.settingPrefix + ".tiered.disk.keystore_size", "0.05%");
-        //this.keystore = new RBMIntKeyLookupStore(keystoreSizeSetting.get(this.settings).getBytes());
+        
         long keystoreMaxWeight = builder.keystoreMaxWeightInBytes;
         this.keystore = new RBMIntKeyLookupStore(keystoreMaxWeight);
     }