diff --git a/tests/system-test/0-others/taosShell.py b/tests/system-test/0-others/taosShell.py
index 079440935b..9c8cd85b46 100644
--- a/tests/system-test/0-others/taosShell.py
+++ b/tests/system-test/0-others/taosShell.py
@@ -294,8 +294,8 @@ class TDTestCase:
             sql3 = "echo create table ntbf (ts timestamp, c binary(40)) >> " + sqlFile
             sql4 = "echo insert into ntbf values (\"2021-04-01 08:00:00.000\", \"test taos -f1\")(\"2021-04-01 08:00:01.000\", \"test taos -f2\") >> " + sqlFile 
         else:
-            sql3 = "echo create table ntbf \(ts timestamp, c binary\(40\)\) >> " + sqlFile
-            sql4 = "echo insert into ntbf values \(\"2021-04-01 08:00:00.000\", \"test taos -f1\"\)\(\"2021-04-01 08:00:01.000\", \"test taos -f2\"\) >> " + sqlFile 
+            sql3 = "echo 'create table ntbf (ts timestamp, c binary(40))' >> " + sqlFile
+            sql4 = "echo 'insert into ntbf values (\"2021-04-01 08:00:00.000\", \"test taos -f1\")(\"2021-04-01 08:00:01.000\", \"test taos -f2\")' >> " + sqlFile 
         sql5 = "echo show databases >> " + sqlFile       
         os.system(sql1)       
         os.system(sql2)       
diff --git a/tests/system-test/0-others/taosShellError.py b/tests/system-test/0-others/taosShellError.py
index 9f1e7d8693..6d247c5700 100644
--- a/tests/system-test/0-others/taosShellError.py
+++ b/tests/system-test/0-others/taosShellError.py
@@ -222,8 +222,8 @@ class TDTestCase:
             sql3 = "echo create table ntbf (ts timestamp, c binary(40)) no this item >> " + sqlFile
             sql4 = "echo insert into ntbf values (\"2021-04-01 08:00:00.000\", \"test taos -f1\")(\"2021-04-01 08:00:01.000\", \"test taos -f2\") >> " + sqlFile 
         else:
-            sql3 = "echo create table ntbf \(ts timestamp, c binary\(40\)\) no this item >> " + sqlFile
-            sql4 = "echo insert into ntbf values \(\"2021-04-01 08:00:00.000\", \"test taos -f1\"\)\(\"2021-04-01 08:00:01.000\", \"test taos -f2\"\) >> " + sqlFile 
+            sql3 = "echo 'create table ntbf (ts timestamp, c binary(40)) no this item' >> " + sqlFile
+            sql4 = "echo 'insert into ntbf values (\"2021-04-01 08:00:00.000\", \"test taos -f1\")(\"2021-04-01 08:00:01.000\", \"test taos -f2\")' >> " + sqlFile 
         sql5 = "echo show databases >> " + sqlFile       
         os.system(sql1)       
         os.system(sql2)