diff --git a/src/main/java/com/serliunx/ddns/ManagerLite.java b/src/main/java/com/serliunx/ddns/ManagerLite.java
index 58e019d..692a35d 100644
--- a/src/main/java/com/serliunx/ddns/ManagerLite.java
+++ b/src/main/java/com/serliunx/ddns/ManagerLite.java
@@ -10,11 +10,11 @@ import com.serliunx.ddns.core.context.FileInstanceContext;
 import com.serliunx.ddns.core.context.MultipleSourceInstanceContext;
 import com.serliunx.ddns.support.InstanceContextHolder;
 import com.serliunx.ddns.support.SystemInitializer;
+import com.serliunx.ddns.support.command.CommandCompleter;
 import com.serliunx.ddns.support.command.CommandDispatcher;
 import com.serliunx.ddns.support.command.target.ConfigCommand;
 import com.serliunx.ddns.support.command.target.HelpCommand;
 import com.serliunx.ddns.support.command.target.ReloadCommand;
-import com.serliunx.ddns.support.command.CommandCompleter;
 import com.serliunx.ddns.support.command.target.StopCommand;
 import com.serliunx.ddns.support.log.JLineAdaptAppender;
 import org.jline.reader.LineReader;
diff --git a/src/main/java/com/serliunx/ddns/config/AbstractConfiguration.java b/src/main/java/com/serliunx/ddns/config/AbstractConfiguration.java
index 3535fb0..dbc4458 100644
--- a/src/main/java/com/serliunx/ddns/config/AbstractConfiguration.java
+++ b/src/main/java/com/serliunx/ddns/config/AbstractConfiguration.java
@@ -8,7 +8,6 @@ import org.slf4j.LoggerFactory;
 import java.util.*;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
-import java.util.function.Function;
 
 /**
  * 配置信息的抽象实现, 定义公共逻辑