diff --git a/web-api/src/main/java/com/jeesite/modules/utils/DockerUtil.java b/web-api/src/main/java/com/jeesite/modules/utils/DockerUtil.java
index 72e81ae..b9ad78a 100644
--- a/web-api/src/main/java/com/jeesite/modules/utils/DockerUtil.java
+++ b/web-api/src/main/java/com/jeesite/modules/utils/DockerUtil.java
@@ -8,6 +8,7 @@ import com.jeesite.modules.apps.Module.DockerResult;
 import java.io.*;
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
+import java.util.Hashtable;
 import java.util.List;
 
 /**
@@ -92,7 +93,7 @@ public class DockerUtil {
                 return DockerResult.fail("SSH 认证信息不完整：缺少密码或私钥");
             }
 
-            java.util.Hashtable<String, String> config = new java.util.Hashtable<>();
+            Hashtable<String, String> config = new Hashtable<>();
             config.put("StrictHostKeyChecking", "no");
             session.setConfig(config);
             session.connect(SSH_TIMEOUT);