diff --git a/cmds/installd/utils.h b/cmds/installd/utils.h
index 54d77f9..dfc0bd5 100644
--- a/cmds/installd/utils.h
+++ b/cmds/installd/utils.h
@@ -173,6 +173,8 @@
         uid_t uid, gid_t gid);
 
 bool supports_sdcardfs();
+long get_project_id(uid_t uid, long start_project_id_range);
+int set_quota_project_id(const std::string& path, long project_id, bool set_inherit);
 int64_t get_occupied_app_space_external(const std::string& uuid, int32_t userId, int32_t appId);
 int64_t get_occupied_app_cache_space_external(const std::string& uuid, int32_t userId, int32_t appId);