diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/scm/node/SCMNodeManager.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/scm/node/SCMNodeManager.java
index 23e4e94ac66..9d53e01e86d 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/scm/node/SCMNodeManager.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/scm/node/SCMNodeManager.java
@@ -622,6 +622,7 @@ private void updateNodeStat(String datanodeID, SCMNodeReport nodeReport) {
   @Override
   public void close() throws IOException {
     unregisterMXBean();
+    nodePoolManager.close();
     executorService.shutdown();
     try {
       if (!executorService.awaitTermination(5, TimeUnit.SECONDS)) {