diff --git a/tests/system-test/0-others/taosShellError.py b/tests/system-test/0-others/taosShellError.py
index 2369e4d580..825ac015fb 100644
--- a/tests/system-test/0-others/taosShellError.py
+++ b/tests/system-test/0-others/taosShellError.py
@@ -48,21 +48,21 @@ def taos_command (buildPath, key, value, expectString, cfgDir, sqlString='', key
     #output = child.readline()
     #print (output.decode())
     if len(expectString) != 0:
-        i = child.expect([expectString, taosExpect.TIMEOUT, taosExpect.EOF], timeout=6)
+        i = child.expect([expectString, taosExpect.TIMEOUT, taosExpect.EOF], timeout=20)
     else:
-        i = child.expect([taosExpect.TIMEOUT, taosExpect.EOF], timeout=6)
+        i = child.expect([taosExpect.TIMEOUT, taosExpect.EOF], timeout=20)
 
     if platform.system().lower() == 'windows':
         retResult = child.before
     else:
         retResult = child.before.decode()
     print("cmd return result:\n%s\n"%retResult)
-    #print(child.after.decode())
+    # print(child.after.decode())
     if i == 0:
         print ('taos login success! Here can run sql, taos> ')
         if len(sqlString) != 0:
             child.sendline (sqlString)
-            w = child.expect(["Query OK", taosExpect.TIMEOUT, taosExpect.EOF], timeout=1)
+            w = child.expect(["Query OK", taosExpect.TIMEOUT, taosExpect.EOF], timeout=10)
             if platform.system().lower() == 'windows':
                 retResult = child.before
             else: