diff --git a/tests/system-test/2-query/ts-4233.py b/tests/system-test/2-query/ts-4233.py
index 9b0a2f175c..a0feb1bf48 100644
--- a/tests/system-test/2-query/ts-4233.py
+++ b/tests/system-test/2-query/ts-4233.py
@@ -14,7 +14,7 @@ class TDTestCase:
         tdSql.init(conn.cursor(), True)
 
     def checksql(self, sql):
-        result = os.popen("taos -s '%s'" %sql)
+        result = os.popen(f"taos -s \"{sql}\" ")
         res = result.read()
         print(res)
         if ("Query OK" in res):
@@ -23,14 +23,12 @@ class TDTestCase:
             tdLog.exit(f"checkEqual error")
 
     def check(self):
-        conn = taos.connect()
         sql = "select 'a;b' as x"
         tdSql.query(f"%s" %sql)
         tdSql.checkRows(1)
 
-        self.checksql('select "a;b" as x\G')
-        self.checksql('select "a;b" as x >> /tmp/res.txt')
-        return
+        self.checksql('select \\\"a;b\\\" as x\G')
+        self.checksql('select \\\"a;b\\\" as x >> temp.txt')
 
     def run(self):
         tdSql.prepare()