diff --git a/object/group.go b/object/group.go
index d5755b74..e852f479 100644
--- a/object/group.go
+++ b/object/group.go
@@ -107,6 +107,11 @@ func UpdateGroup(id string, group *Group) (bool, error) {
 		return false, err
 	}
 
+	err = checkGroupName(group.Name)
+	if err != nil {
+		return false, err
+	}
+
 	if name != group.Name {
 		err := GroupChangeTrigger(name, group.Name)
 		if err != nil {
@@ -123,6 +128,11 @@ func UpdateGroup(id string, group *Group) (bool, error) {
 }
 
 func AddGroup(group *Group) (bool, error) {
+	err := checkGroupName(group.Name)
+	if err != nil {
+		return false, err
+	}
+
 	affected, err := adapter.Engine.Insert(group)
 	if err != nil {
 		return false, err
@@ -168,6 +178,17 @@ func DeleteGroup(group *Group) (bool, error) {
 	return affected != 0, nil
 }
 
+func checkGroupName(name string) error {
+	exist, err := adapter.Engine.Exist(&Organization{Owner: "admin", Name: name})
+	if err != nil {
+		return err
+	}
+	if exist {
+		return errors.New("group name can't be same as the organization name")
+	}
+	return nil
+}
+
 func (group *Group) GetId() string {
 	return fmt.Sprintf("%s/%s", group.Owner, group.Name)
 }