diff --git a/Ubiquitous/XiUOS/kernel/Kconfig b/Ubiquitous/XiUOS/kernel/Kconfig
index eaac49cb4..48ac755e0 100644
--- a/Ubiquitous/XiUOS/kernel/Kconfig
+++ b/Ubiquitous/XiUOS/kernel/Kconfig
@@ -1,7 +1,4 @@
 menu "Kernel feature"
-    config COMPILE_WITH_XIUOS
-        bool "select xiuos kernel"
-        default y
 
     menu "separate compile(choose none for compile once)"
         config SEPARATE_COMPILE
diff --git a/Ubiquitous/XiUOS/kernel/thread/init.c b/Ubiquitous/XiUOS/kernel/thread/init.c
index e8aa8e4b3..6369e3529 100644
--- a/Ubiquitous/XiUOS/kernel/thread/init.c
+++ b/Ubiquitous/XiUOS/kernel/thread/init.c
@@ -92,6 +92,7 @@ struct InitSequenceDesc components_init[] =
 #ifdef FS_CH376
 	{ "ch376", Ch376fsInit },
 #endif
+	{ "libc_system", LibcSystemInit },
 #ifdef RTC_SYNC_USING_NTP
 	{ "rtc_ntp_sync",RtcNtpSyncInit},
 #endif
diff --git a/Ubiquitous/XiUOS/path_app.mk b/Ubiquitous/XiUOS/path_app.mk
index 39b3d4d03..482565733 100644
--- a/Ubiquitous/XiUOS/path_app.mk
+++ b/Ubiquitous/XiUOS/path_app.mk
@@ -5,7 +5,7 @@ APPPATHS += -I$(KERNEL_ROOT)/../../APP_Framework/Applications/general_functions/
 	-I$(KERNEL_ROOT)/../../APP_Framework/lib/app_newlib/include \
 	-I$(KERNEL_ROOT)/../../APP_Framework/Framework/sensor #
 
-ifeq ($(CONFIG_COMPILE_WITH_XIUOS), y)
+ifeq ($(CONFIG_ADD_XIUOS_FETURES), y)
 APPPATHS += -I$(KERNEL_ROOT)/../../APP_Framework/Framework/transform_layer/xiuos \
 	-I$(KERNEL_ROOT)/../../APP_Framework/Framework/transform_layer/xiuos/user_api/switch_api \
 	-I$(KERNEL_ROOT)/../../APP_Framework/Framework/transform_layer/xiuos/user_api/posix_support/include #