diff --git a/tests/pytest/tools/taosdumpTest.py b/tests/pytest/tools/taosdumpTest.py
index 4bfb7d5ba33cbd105b248b5293029ce3606f01c5..aafd365f349e899ec55d64f50bf2f25962fec803 100644
--- a/tests/pytest/tools/taosdumpTest.py
+++ b/tests/pytest/tools/taosdumpTest.py
@@ -92,9 +92,9 @@ class TDTestCase:
         else:
             tdLog.info("taosdump found: %s" % binPath)
 
-        os.system("%s -y --databases db -o ./taosdumptest/tmp1" % binPath)
+        os.system("%s --databases db -o ./taosdumptest/tmp1" % binPath)
         os.system(
-            "%s -y --databases db1 -o ./taosdumptest/tmp2" %
+            "%s --databases db1 -o ./taosdumptest/tmp2" %
             binPath)
 
         tdSql.execute("drop database db")
@@ -172,7 +172,7 @@ class TDTestCase:
         tdSql.query("show stables")
         tdSql.checkRows(2)
         os.system(
-            "%s -y --databases db12312313231231321312312312_323 -o ./taosdumptest/tmp1" %
+            "%s --databases db12312313231231321312312312_323 -o ./taosdumptest/tmp1" %
             binPath)
         tdSql.execute("drop database db12312313231231321312312312_323")
         os.system("%s -i ./taosdumptest/tmp1" % binPath)
diff --git a/tests/pytest/tools/taosdumpTest2.py b/tests/pytest/tools/taosdumpTest2.py
index 8a85ce10ed53946abe4f8ecd4a022752e07f94c1..36e0480e578a49cd6d30e8dd2d0c8d3ed602ad3a 100644
--- a/tests/pytest/tools/taosdumpTest2.py
+++ b/tests/pytest/tools/taosdumpTest2.py
@@ -97,7 +97,7 @@ class TDTestCase:
         tdSql.query("show databases")
         tdSql.checkRows(2)
 
-        os.system("%s -i ./taosdumptest/tmp -y" % binPath)
+        os.system("%s -i ./taosdumptest/tmp" % binPath)
 
         tdSql.query("show databases")
         tdSql.checkRows(3)
@@ -125,13 +125,13 @@ class TDTestCase:
         os.system("rm ./taosdumptest/tmp/*.sql")
         os.system("rm ./taosdumptest/tmp/*.avro*")
         os.system("rm -rf ./taosdumptest/tmp/taosdump.*")
-        os.system("%s -D test -o ./taosdumptest/tmp -y" % binPath)
+        os.system("%s -D test -o ./taosdumptest/tmp" % binPath)
 
         tdSql.execute("drop database test")
         tdSql.query("show databases")
         tdSql.checkRows(3)
 
-        os.system("%s -i ./taosdumptest/tmp -y" % binPath)
+        os.system("%s -i ./taosdumptest/tmp" % binPath)
 
         tdSql.execute("use test")
         tdSql.query("show stables")
diff --git a/tests/pytest/tools/taosdumpTestNanoSupport.py b/tests/pytest/tools/taosdumpTestNanoSupport.py
index c40462b8db51629549040a4f906c927b3bf3154c..2a3990614acb1cf6bbc30d8b02132fe62a63c1b0 100644
--- a/tests/pytest/tools/taosdumpTestNanoSupport.py
+++ b/tests/pytest/tools/taosdumpTestNanoSupport.py
@@ -134,15 +134,15 @@ class TDTestCase:
         # dump all data
 
         os.system(
-            "%s -y -g --databases timedb1 -o ./taosdumptest/dumptmp1" %
+            "%s -g --databases timedb1 -o ./taosdumptest/dumptmp1" %
             binPath)
 
         # dump part data with -S  -E
         os.system(
-            '%s -y -g --databases timedb1 -S 1625068810000000000 -E 1625068860000000000  -o ./taosdumptest/dumptmp2 ' %
+            '%s -g --databases timedb1 -S 1625068810000000000 -E 1625068860000000000  -o ./taosdumptest/dumptmp2 ' %
             binPath)
         os.system(
-            '%s -y -g --databases timedb1 -S 1625068810000000000  -o ./taosdumptest/dumptmp3  ' %
+            '%s -g --databases timedb1 -S 1625068810000000000  -o ./taosdumptest/dumptmp3  ' %
             binPath)
 
         tdSql.execute("drop database timedb1")
@@ -200,14 +200,14 @@ class TDTestCase:
         self.createdb(precision="us")
 
         os.system(
-            "%s -y -g --databases timedb1 -o ./taosdumptest/dumptmp1" %
+            "%s -g --databases timedb1 -o ./taosdumptest/dumptmp1" %
             binPath)
 
         os.system(
-            '%s -y -g --databases timedb1 -S 1625068810000000 -E 1625068860000000  -o ./taosdumptest/dumptmp2 ' %
+            '%s -g --databases timedb1 -S 1625068810000000 -E 1625068860000000  -o ./taosdumptest/dumptmp2 ' %
             binPath)
         os.system(
-            '%s -y -g --databases timedb1 -S 1625068810000000  -o ./taosdumptest/dumptmp3  ' %
+            '%s -g --databases timedb1 -S 1625068810000000  -o ./taosdumptest/dumptmp3  ' %
             binPath)
 
         os.system("%s -i ./taosdumptest/dumptmp1" % binPath)
@@ -269,14 +269,14 @@ class TDTestCase:
         self.createdb(precision="ms")
 
         os.system(
-            "%s -y -g --databases timedb1 -o ./taosdumptest/dumptmp1" %
+            "%s -g --databases timedb1 -o ./taosdumptest/dumptmp1" %
             binPath)
 
         os.system(
-            '%s -y -g --databases timedb1 -S 1625068810000 -E 1625068860000  -o ./taosdumptest/dumptmp2 ' %
+            '%s -g --databases timedb1 -S 1625068810000 -E 1625068860000  -o ./taosdumptest/dumptmp2 ' %
             binPath)
         os.system(
-            '%s -y -g --databases timedb1 -S 1625068810000  -o ./taosdumptest/dumptmp3  ' %
+            '%s -g --databases timedb1 -S 1625068810000  -o ./taosdumptest/dumptmp3  ' %
             binPath)
 
         os.system("%s -i ./taosdumptest/dumptmp1" % binPath)