diff --git a/tools/upgrade/special_upgrade_action_pre.py b/tools/upgrade/special_upgrade_action_pre.py
index 913a284804..b96c084eec 100755
--- a/tools/upgrade/special_upgrade_action_pre.py
+++ b/tools/upgrade/special_upgrade_action_pre.py
@@ -27,9 +27,6 @@ def do_special_upgrade(conn, cur, timeout, user, passwd):
   # when upgrade across version, disable enable_ddl/major_freeze
   if current_version != target_version:
     actions.set_parameter(cur, 'enable_ddl', 'False', timeout)
-    actions.set_parameter(cur, 'enable_major_freeze', 'False', timeout)
-    actions.set_parameter(cur, 'enable_rebalance', 'False', timeout)
-    actions.set_parameter(cur, 'enable_rereplication', 'False', timeout)
 ####========******####======== actions begin ========####******========####
   return
 ####========******####========= actions end =========####******========####
diff --git a/tools/upgrade/upgrade_post.py b/tools/upgrade/upgrade_post.py
index 17fce44b9b..c311e136a5 100755
--- a/tools/upgrade/upgrade_post.py
+++ b/tools/upgrade/upgrade_post.py
@@ -1224,9 +1224,6 @@
 #  # when upgrade across version, disable enable_ddl/major_freeze
 #  if current_version != target_version:
 #    actions.set_parameter(cur, 'enable_ddl', 'False', timeout)
-#    actions.set_parameter(cur, 'enable_major_freeze', 'False', timeout)
-#    actions.set_parameter(cur, 'enable_rebalance', 'False', timeout)
-#    actions.set_parameter(cur, 'enable_rereplication', 'False', timeout)
 #####========******####======== actions begin ========####******========####
 #  return
 #####========******####========= actions end =========####******========####
diff --git a/tools/upgrade/upgrade_pre.py b/tools/upgrade/upgrade_pre.py
index 7a925f4f97..35f3ec2f87 100755
--- a/tools/upgrade/upgrade_pre.py
+++ b/tools/upgrade/upgrade_pre.py
@@ -1224,9 +1224,6 @@
 #  # when upgrade across version, disable enable_ddl/major_freeze
 #  if current_version != target_version:
 #    actions.set_parameter(cur, 'enable_ddl', 'False', timeout)
-#    actions.set_parameter(cur, 'enable_major_freeze', 'False', timeout)
-#    actions.set_parameter(cur, 'enable_rebalance', 'False', timeout)
-#    actions.set_parameter(cur, 'enable_rereplication', 'False', timeout)
 #####========******####======== actions begin ========####******========####
 #  return
 #####========******####========= actions end =========####******========####