diff --git a/bsp/abstract-machine/.config b/bsp/abstract-machine/.config
index 19cd634..90cf562 100644
--- a/bsp/abstract-machine/.config
+++ b/bsp/abstract-machine/.config
@@ -13,7 +13,6 @@ CONFIG_IDLE_THREAD_STACK_SIZE=16384
 CONFIG_RT_USING_TIMER_SOFT=y
 CONFIG_RT_TIMER_THREAD_PRIO=4
 CONFIG_RT_TIMER_THREAD_STACK_SIZE=16384
-CONFIG_RT_KSERVICE_USING_STDLIB=y
 CONFIG_RT_KPRINTF_USING_LONGLONG=y
 CONFIG_RT_DEBUG=y
 CONFIG_RT_DEBUG_COLOR=y