diff --git a/ddl/placement/common.go b/ddl/placement/common.go
index 7b385daf508ae..6a17c13388d6a 100644
--- a/ddl/placement/common.go
+++ b/ddl/placement/common.go
@@ -31,16 +31,10 @@ func GroupID(id int64) string {
 }
 
 const (
-	// RuleIndexDefault is the default index for a rule, check Rule.Index.
-	RuleIndexDefault int = iota
-	// RuleIndexDatabase is the index for a rule of database.
-	RuleIndexDatabase
 	// RuleIndexTable is the index for a rule of table.
-	RuleIndexTable
+	RuleIndexTable = 40
 	// RuleIndexPartition is the index for a rule of partition.
-	RuleIndexPartition
-	// RuleIndexIndex is the index for a rule of index.
-	RuleIndexIndex
+	RuleIndexPartition = 80
 )
 
 const (