diff --git a/lib_fiber/cpp/include/fiber/libfiber.hpp b/lib_fiber/cpp/include/fiber/libfiber.hpp
index 71dfc8852..263c77f01 100644
--- a/lib_fiber/cpp/include/fiber/libfiber.hpp
+++ b/lib_fiber/cpp/include/fiber/libfiber.hpp
@@ -5,12 +5,12 @@
 #include "fiber_lock.hpp"
 #include "fiber_event.hpp"
 #include "fiber_cond.hpp"
-#include "fiber_tbox.hpp"
 #include "wait_group.hpp"
 #include "fiber_sem.hpp"
 #include "channel.hpp"
 
 #if defined(ACL_CPP_API)
+# include "fiber_tbox.hpp"
 # include "master_fiber.hpp"
 # include "fiber_redis_pipeline.hpp"
 # if !defined(_WIN32) && !defined(_WIN64)