diff --git a/tests/script/tsim/sma/drop_sma.sim b/tests/script/tsim/sma/drop_sma.sim
index 67e39023b5..78f86f6e19 100644
--- a/tests/script/tsim/sma/drop_sma.sim
+++ b/tests/script/tsim/sma/drop_sma.sim
@@ -50,24 +50,23 @@ sql create table if not exists stb (ts timestamp, c1 int, c2 float, c3 double) t
 print --> create sma
 sql create sma index sma_index_name1 on stb function(max(c1),max(c2),min(c1)) interval(6m,10s) sliding(6m);
 
-print --> drop stb
-sql drop table stb; 
-
 print --> show sma
-sql show indexes from d1
+sql show indexes from stb from d1;
 if $rows != 1 then 
   return -1
 endi
 if $data[0][0] != sma_index_name1 then 
   return -1
 endi
-if $data[0][0] != d1 then 
+if $data[0][1] != d1 then 
   return -1
 endi
-if $data[0][0] != stb then 
+if $data[0][2] != stb then 
   return -1
 endi
 
+print --> drop stb
+sql drop table stb; 
 
 print ========== step4 repeat
 
@@ -77,24 +76,24 @@ sql create table if not exists stb (ts timestamp, c1 int, c2 float, c3 double) t
 print --> create sma
 sql create sma index sma_index_name1 on stb function(max(c1),max(c2),min(c1)) interval(6m,10s) sliding(6m);
 
-print --> drop stb
-sql drop table stb; 
-
 print --> show sma
-sql show indexes from stb
+sql show indexes from stb from d1;
 if $rows != 1 then 
   return -1
 endi
 if $data[0][0] != sma_index_name1 then 
   return -1
 endi
-if $data[0][0] != d1 then 
+if $data[0][1] != d1 then 
   return -1
 endi
-if $data[0][0] != stb then 
+if $data[0][2] != stb then 
   return -1
 endi
 
+print --> drop stb
+sql drop table stb; 
+
 print ========== step5 
 sql drop database if exists db;
 sql create database db duration 300;