diff --git a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulPreparedStatementTest.java b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulPreparedStatementTest.java
index 20cfffc1d5f8f87076d17a25aa771a4985ce9bdb..a3867c1b6e30d810dcea3001ee92eae698256341 100644
--- a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulPreparedStatementTest.java
+++ b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulPreparedStatementTest.java
@@ -8,8 +8,8 @@ import org.junit.Test;
 import java.sql.*;
 
 public class RestfulPreparedStatementTest {
-    //    private static final String host = "127.0.0.1";
-    private static final String host = "master";
+    private static final String host = "127.0.0.1";
+    //    private static final String host = "master";
     private static Connection conn;
     private static final String sql_insert = "insert into t1 values(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)";
     private static PreparedStatement pstmt_insert;
diff --git a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulStatementTest.java b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulStatementTest.java
index b7e4abc637005128e11fc8ce1da2322aabf09cf6..84c8421d093f81642f98877c8c895f39378ae435 100644
--- a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulStatementTest.java
+++ b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulStatementTest.java
@@ -11,8 +11,8 @@ import java.util.Properties;
 import java.util.UUID;
 
 public class RestfulStatementTest {
-//    private static final String host = "127.0.0.1";
-        private static final String host = "master";
+    private static final String host = "127.0.0.1";
+    //        private static final String host = "master";
     private static Connection conn;
     private static Statement stmt;