diff --git a/inlong-sort/sort-flink/base/src/main/java/org/apache/inlong/sort/base/dirty/sink/sdk/InlongSdkDirtySinkFactory.java b/inlong-sort/sort-flink/base/src/main/java/org/apache/inlong/sort/base/dirty/sink/sdk/InlongSdkDirtySinkFactory.java
index 433ba89832..9e95ba05e8 100644
--- a/inlong-sort/sort-flink/base/src/main/java/org/apache/inlong/sort/base/dirty/sink/sdk/InlongSdkDirtySinkFactory.java
+++ b/inlong-sort/sort-flink/base/src/main/java/org/apache/inlong/sort/base/dirty/sink/sdk/InlongSdkDirtySinkFactory.java
@@ -17,12 +17,12 @@
 
 package org.apache.inlong.sort.base.dirty.sink.sdk;
 
-import org.apache.commons.codec.binary.Base64;
 import org.apache.inlong.sort.base.dirty.sink.DirtySink;
 import org.apache.inlong.sort.base.dirty.sink.DirtySinkFactory;
 import org.apache.inlong.sort.base.dirty.utils.AESUtils;
 
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.codec.binary.Base64;
 import org.apache.flink.configuration.ConfigOption;
 import org.apache.flink.configuration.ConfigOptions;
 import org.apache.flink.configuration.Configuration;