diff --git a/apm-collector/apm-collector-component/client-component/src/main/java/org/apache/skywalking/apm/collector/client/shardingjdbc/ShardingjdbcClient.java b/apm-collector/apm-collector-component/client-component/src/main/java/org/apache/skywalking/apm/collector/client/shardingjdbc/ShardingjdbcClient.java
index 0a2fd3bd01370c535e0fb9c41030e258d3cd378f..31849703606581855407907bbd98d72bff5d0148 100644
--- a/apm-collector/apm-collector-component/client-component/src/main/java/org/apache/skywalking/apm/collector/client/shardingjdbc/ShardingjdbcClient.java
+++ b/apm-collector/apm-collector-component/client-component/src/main/java/org/apache/skywalking/apm/collector/client/shardingjdbc/ShardingjdbcClient.java
@@ -43,7 +43,7 @@ import io.shardingjdbc.core.api.config.ShardingRuleConfiguration;
  */
 public class ShardingjdbcClient implements Client {
 
-    private final Logger logger = LoggerFactory.getLogger(ShardingjdbcClient.class);
+    private static final Logger logger = LoggerFactory.getLogger(ShardingjdbcClient.class);
     
     private Map<String, ShardingjdbcClientConfig> shardingjdbcClientConfig;
     
diff --git a/apm-collector/apm-collector-storage/collector-storage-shardingjdbc-provider/src/main/java/org/apache/skywalking/apm/collector/storage/shardingjdbc/base/define/ShardingjdbcStorageInstaller.java b/apm-collector/apm-collector-storage/collector-storage-shardingjdbc-provider/src/main/java/org/apache/skywalking/apm/collector/storage/shardingjdbc/base/define/ShardingjdbcStorageInstaller.java
index 716f66c0924d02bb18a8732305940dd08f9aca20..975a2a87da2d12ecaa259ebb649a00521c016dfe 100644
--- a/apm-collector/apm-collector-storage/collector-storage-shardingjdbc-provider/src/main/java/org/apache/skywalking/apm/collector/storage/shardingjdbc/base/define/ShardingjdbcStorageInstaller.java
+++ b/apm-collector/apm-collector-storage/collector-storage-shardingjdbc-provider/src/main/java/org/apache/skywalking/apm/collector/storage/shardingjdbc/base/define/ShardingjdbcStorageInstaller.java
@@ -36,7 +36,7 @@ import org.slf4j.LoggerFactory;
  */
 public class ShardingjdbcStorageInstaller extends StorageInstaller {
 
-    private final Logger logger = LoggerFactory.getLogger(ShardingjdbcStorageInstaller.class);
+    private static final Logger logger = LoggerFactory.getLogger(ShardingjdbcStorageInstaller.class);
 
     public ShardingjdbcStorageInstaller(boolean isHighPerformanceMode) {
         super(isHighPerformanceMode);