diff --git a/src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java b/src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java
index 01d2c69ae60af9533dcf4bd4f23b34292004ef93..051eca7e10ad18daea6a7b1ad55f148b786e0798 100755
--- a/src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java
+++ b/src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java
@@ -349,8 +349,8 @@ public class TSDBJNIConnector {
 
     private native int closeStmt(long stmt, long con);
 
-    public void insertLines(String[] lines) {
-        int code = insertLines(lines, this.taos);
+    public void insertLines(String[] lines) throws SQLException {
+        int code = insertLinesImp(lines, this.taos);
         if (code != TSDBConstants.JNI_SUCCESS) {
             throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_UNKNOWN, "failed to insertLines");
         }
diff --git a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/TSDBJNIConnectorTest.java b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/TSDBJNIConnectorTest.java
index 28c84bd7f15466545da4ef2b07adcc513e436a63..bbcbd33ebdd0a949af702f8bb64fc09f858d33b9 100644
--- a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/TSDBJNIConnectorTest.java
+++ b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/TSDBJNIConnectorTest.java
@@ -117,7 +117,7 @@ public class TSDBJNIConnectorTest {
             connector.executeQuery("use d");
             String[] lines = new String[] {"st,t1=3i64,t2=4f64,t3=\"t3\" c1=3i64,c3=L\"passit\",c2=false,c4=4f64 1626006833639000000ns",
                                            "st,t1=4i64,t3=\"t4\",t2=5f64,t4=5f64 c1=3i64,c3=L\"passitagin\",c2=true,c4=5f64,c5=5f64 1626006833640000000ns"};
-            connector.insetLines(lines);
+            connector.insertLines(lines);
 
             // close connection
             connector.closeConnection();