diff --git a/sentinel-extension/sentinel-datasource-nacos/src/main/java/com/alibaba/csp/sentinel/datasource/nacos/NacosDataSource.java b/sentinel-extension/sentinel-datasource-nacos/src/main/java/com/alibaba/csp/sentinel/datasource/nacos/NacosDataSource.java
index ee5c719065..caade5cf30 100644
--- a/sentinel-extension/sentinel-datasource-nacos/src/main/java/com/alibaba/csp/sentinel/datasource/nacos/NacosDataSource.java
+++ b/sentinel-extension/sentinel-datasource-nacos/src/main/java/com/alibaba/csp/sentinel/datasource/nacos/NacosDataSource.java
@@ -145,6 +145,12 @@ public String readSource() throws Exception {
     public void close() {
         if (configService != null) {
             configService.removeListener(dataId, groupId, configListener);
+            try {
+                configService.shutDown();
+            } catch (Exception e) {
+                RecordLog.warn("[NacosDataSource] Error occurred when closing Nacos data source", e);
+                e.printStackTrace();
+            }
         }
         pool.shutdownNow();
     }