diff --git a/src/main/java/org/opensearch/ad/indices/AnomalyDetectionIndices.java b/src/main/java/org/opensearch/ad/indices/AnomalyDetectionIndices.java
index 6277d5f0c..d20672ff6 100644
--- a/src/main/java/org/opensearch/ad/indices/AnomalyDetectionIndices.java
+++ b/src/main/java/org/opensearch/ad/indices/AnomalyDetectionIndices.java
@@ -71,7 +71,6 @@
 import org.opensearch.client.AdminClient;
 import org.opensearch.client.Client;
 import org.opensearch.cluster.LocalNodeClusterManagerListener;
-import org.opensearch.cluster.LocalNodeClusterManagerListener;
 import org.opensearch.cluster.metadata.AliasMetadata;
 import org.opensearch.cluster.metadata.IndexMetadata;
 import org.opensearch.cluster.service.ClusterService;
diff --git a/src/test/java/org/opensearch/ad/cluster/ADClusterEventListenerTests.java b/src/test/java/org/opensearch/ad/cluster/ADClusterEventListenerTests.java
index ac4550594..268133bfc 100644
--- a/src/test/java/org/opensearch/ad/cluster/ADClusterEventListenerTests.java
+++ b/src/test/java/org/opensearch/ad/cluster/ADClusterEventListenerTests.java
@@ -81,7 +81,10 @@ public void setUp() throws Exception {
         oldClusterState = ClusterState
             .builder(new ClusterName(clusterName))
             .nodes(
-                new DiscoveryNodes.Builder().clusterManagerNodeId(clusterManagerNodeId).localNodeId(clusterManagerNodeId).add(clusterManagerNode)
+                new DiscoveryNodes.Builder()
+                    .clusterManagerNodeId(clusterManagerNodeId)
+                    .localNodeId(clusterManagerNodeId)
+                    .add(clusterManagerNode)
             )
             .build();
         newClusterState = ClusterState