diff --git a/tests/schema_test.go b/tests/schema_test.go
index 46500902..13c9ea48 100644
--- a/tests/schema_test.go
+++ b/tests/schema_test.go
@@ -754,7 +754,7 @@ func getKeysFromMap(m map[string]*schemas.Index) []string {
 
 
 type SyncTestUser struct {
-	Id         int       `xorm:"pk autoincr 'id'"`
+	Id         int       `xorm:"pk autoincr 'id' comment('primary key')"`
 	Name       string    `xorm:"'name' notnull comment('nickname')" json:"name"`
 }
 
@@ -762,9 +762,9 @@ func (m *SyncTestUser) TableName() string {
 	return "sync_test_user"
 }
 
-// add comment for id column
+
 type SyncTestUser2 struct {
-	Id         int       `xorm:"pk autoincr 'id' comment('primary key')"`
+	Id         int64       `xorm:"pk autoincr 'id' comment('primary key 2')"`
 	Name       string    `xorm:"'name' notnull comment('nickname')" json:"name"`
 }