diff --git a/server/src/main/java/org/opensearch/cluster/routing/allocation/allocator/LocalShardsBalancer.java b/server/src/main/java/org/opensearch/cluster/routing/allocation/allocator/LocalShardsBalancer.java
index d44a8b42b42af..465c928f329dd 100644
--- a/server/src/main/java/org/opensearch/cluster/routing/allocation/allocator/LocalShardsBalancer.java
+++ b/server/src/main/java/org/opensearch/cluster/routing/allocation/allocator/LocalShardsBalancer.java
@@ -28,6 +28,7 @@
 import org.opensearch.cluster.routing.allocation.decider.AllocationDeciders;
 import org.opensearch.cluster.routing.allocation.decider.Decision;
 import org.opensearch.cluster.routing.allocation.decider.DiskThresholdDecider;
+import org.opensearch.common.Randomness;
 import org.opensearch.common.collect.Tuple;
 import org.opensearch.gateway.PriorityComparator;
 
@@ -1011,7 +1012,7 @@ AllocateUnassignedDecision decideAllocateUnassigned(final ShardRouting shard) {
         if (minNodes.isEmpty()){
             minNode = null;
         } else {
-            minNode = minNodes.get(new Random().nextInt(minNodes.size()));
+            minNode = minNodes.get(Randomness.get().nextInt(minNodes.size()));
         }
         return AllocateUnassignedDecision.fromDecision(decision, minNode != null ? minNode.getRoutingNode().node() : null, nodeDecisions);
     }
diff --git a/test/framework/src/main/java/org/opensearch/cluster/OpenSearchAllocationTestCase.java b/test/framework/src/main/java/org/opensearch/cluster/OpenSearchAllocationTestCase.java
index 571bc8493ad5d..a6ed264da279e 100644
--- a/test/framework/src/main/java/org/opensearch/cluster/OpenSearchAllocationTestCase.java
+++ b/test/framework/src/main/java/org/opensearch/cluster/OpenSearchAllocationTestCase.java
@@ -348,7 +348,7 @@ private final static String printShardAllocationWithHeader(int[] shardCount) {
         private final static String printShardAllocationWithHeader(String[] indexNames) {
             StringBuffer sb = new StringBuffer();
             Formatter formatter = new Formatter(sb, Locale.getDefault());
-            for( String index: indexNames) {
+            for (String index : indexNames) {
                 formatter.format("%-20s", index);
             }
             formatter.format("\n");
@@ -382,10 +382,12 @@ private static void buildMap(ClusterState inputState) {
             }
         }
 
-        private static void updateMap(TreeMap<String, int[]> ShardCountMapToUpdate,
-                                      TreeMap<String, String[]> nodeIdToIndexMapToUpdate,
-                                      TreeMap<String, String[]> nodeIdToIndexReplicaMapToUpdate,
-                                      ShardRouting shardRouting) {
+        private static void updateMap(
+            TreeMap<String, int[]> ShardCountMapToUpdate,
+            TreeMap<String, String[]> nodeIdToIndexMapToUpdate,
+            TreeMap<String, String[]> nodeIdToIndexReplicaMapToUpdate,
+            ShardRouting shardRouting
+        ) {
             int[] shard;
             shard = shardRouting.assignedToNode() ? ShardCountMapToUpdate.get(shardRouting.currentNodeId()) : unassigned;
             String indexName = shardRouting.getIndexName();
@@ -406,7 +408,6 @@ private static void updateMap(TreeMap<String, int[]> ShardCountMapToUpdate,
                 nodeIdToIndexReplicaMapToUpdate.put(shardRouting.currentNodeId(), newArray);
             }
 
-
             // For assigned shards, put back counter
             if (shardRouting.assignedToNode()) ShardCountMapToUpdate.put(shardRouting.currentNodeId(), shard);
         }