diff --git a/back-end-projects/Explorer/src/main/java/com/github/ontio/mapper/BadNodeMapper.java b/back-end-projects/Explorer/src/main/java/com/github/ontio/mapper/BadNodeMapper.java
index 133a2f37..13e8e542 100644
--- a/back-end-projects/Explorer/src/main/java/com/github/ontio/mapper/BadNodeMapper.java
+++ b/back-end-projects/Explorer/src/main/java/com/github/ontio/mapper/BadNodeMapper.java
@@ -10,6 +10,6 @@
 @Repository
 public interface BadNodeMapper extends Mapper<BadNode> {
 
-    List<String> selectBadNodeByCycle(int cycle);
+    List<BadNode> selectBadNodeByCycle(int cycle);
 
 }
\ No newline at end of file
diff --git a/back-end-projects/Explorer/src/main/java/com/github/ontio/model/dao/BadNode.java b/back-end-projects/Explorer/src/main/java/com/github/ontio/model/dao/BadNode.java
index ba4c5fbd..c18e1074 100644
--- a/back-end-projects/Explorer/src/main/java/com/github/ontio/model/dao/BadNode.java
+++ b/back-end-projects/Explorer/src/main/java/com/github/ontio/model/dao/BadNode.java
@@ -23,5 +23,7 @@ public class BadNode {
     @Column(name = "public_key")
     private String publicKey;
 
+    private String name;
+
     private Integer cycle;
 }
\ No newline at end of file
diff --git a/back-end-projects/Explorer/src/main/java/com/github/ontio/service/impl/NodesServiceImpl.java b/back-end-projects/Explorer/src/main/java/com/github/ontio/service/impl/NodesServiceImpl.java
index e421a32b..332fb34d 100644
--- a/back-end-projects/Explorer/src/main/java/com/github/ontio/service/impl/NodesServiceImpl.java
+++ b/back-end-projects/Explorer/src/main/java/com/github/ontio/service/impl/NodesServiceImpl.java
@@ -1299,7 +1299,7 @@ public ResponseBean getMaxNodeDataCycle() {
     }
 
     public ResponseBean getBadNode(Integer cycle) {
-        List<String> nodeList = badNodeMapper.selectBadNodeByCycle(cycle);
+        List<BadNode> nodeList = badNodeMapper.selectBadNodeByCycle(cycle);
         return new ResponseBean(ErrorInfo.SUCCESS.code(), ErrorInfo.SUCCESS.desc(), nodeList);
     }
 }
diff --git a/back-end-projects/Explorer/src/main/resources/db/migration/V1.85__tbl_bad_node.sql b/back-end-projects/Explorer/src/main/resources/db/migration/V1.85__tbl_bad_node.sql
new file mode 100644
index 00000000..20664879
--- /dev/null
+++ b/back-end-projects/Explorer/src/main/resources/db/migration/V1.85__tbl_bad_node.sql
@@ -0,0 +1 @@
+ALTER TABLE `tbl_bad_node` ADD COLUMN `name` varchar(70) NOT NULL DEFAULT '' COMMENT '节点名称' AFTER `public_key`;
\ No newline at end of file
diff --git a/back-end-projects/Explorer/src/main/resources/mapper/BadNodeMapper.xml b/back-end-projects/Explorer/src/main/resources/mapper/BadNodeMapper.xml
index 5a0184b6..804a2d6a 100644
--- a/back-end-projects/Explorer/src/main/resources/mapper/BadNodeMapper.xml
+++ b/back-end-projects/Explorer/src/main/resources/mapper/BadNodeMapper.xml
@@ -2,8 +2,8 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.github.ontio.mapper.BadNodeMapper">
 
-  <select id="selectBadNodeByCycle" resultType="String">
-    SELECT public_key
+  <select id="selectBadNodeByCycle" resultType="com.github.ontio.model.dao.BadNode">
+    SELECT public_key,name
     FROM tbl_bad_node
     WHERE cycle = #{cycle}
   </select>