diff --git a/pkg/common/storage/cache/group.go b/pkg/common/storage/cache/group.go
index d57c677ec..05b75745a 100644
--- a/pkg/common/storage/cache/group.go
+++ b/pkg/common/storage/cache/group.go
@@ -49,7 +49,6 @@ type GroupCache interface {
 	FindGroupMemberUser(ctx context.Context, groupIDs []string, userID string) ([]*model.GroupMember, error)
 
 	GetGroupRoleLevelMemberIDs(ctx context.Context, groupID string, roleLevel int32) ([]string, error)
-	GetGroupAdminLevelMemberIDs(ctx context.Context, groupID string) ([]string, error)
 	GetGroupOwner(ctx context.Context, groupID string) (*model.GroupMember, error)
 	GetGroupsOwner(ctx context.Context, groupIDs []string) ([]*model.GroupMember, error)
 	DelGroupRoleLevel(groupID string, roleLevel []int32) GroupCache