diff --git a/tests/examples/c/apitest.c b/tests/examples/c/apitest.c
index de7fcecc7eccfcaeca53e7b725a3769697a44eaf..b8f68636bd350d90edd8ef6765fc1b690ad045b4 100644
--- a/tests/examples/c/apitest.c
+++ b/tests/examples/c/apitest.c
@@ -972,7 +972,9 @@ int32_t verify_schema_less(TAOS* taos) {
       "ste,t2=5,t3=L\"ste2\" c3=\"iamszhou\",c4=false 1626056811843316532"
   };
 
-  int code = taos_insert_by_lines(taos, lines , 5);
+  //int code = taos_insert_by_lines(taos, lines , 5);
+  int code = taos_insert_by_lines(taos, &lines[0], 1);
+  code = taos_insert_by_lines(taos, &lines[1], 1);
 
   return code;
 }