diff --git a/libcpu/risc-v/common64/cpuport.c b/libcpu/risc-v/common64/cpuport.c
index 440195eb3a1..b33da61a389 100644
--- a/libcpu/risc-v/common64/cpuport.c
+++ b/libcpu/risc-v/common64/cpuport.c
@@ -158,7 +158,7 @@ void rt_hw_context_switch_interrupt(void *context, rt_ubase_t from, rt_ubase_t t
 #endif /* end of RT_USING_SMP */
 
 /** shutdown CPU */
-void rt_hw_cpu_shutdown(void)
+rt_weak void rt_hw_cpu_shutdown(void)
 {
     rt_uint32_t level;
     rt_kprintf("shutdown...\n");