diff --git a/Ubiquitous/XiZi_AIoT/services/lib/usyscall/usyscall.h b/Ubiquitous/XiZi_AIoT/services/lib/usyscall/usyscall.h
index 9cdb8792a..142fee2b0 100644
--- a/Ubiquitous/XiZi_AIoT/services/lib/usyscall/usyscall.h
+++ b/Ubiquitous/XiZi_AIoT/services/lib/usyscall/usyscall.h
@@ -107,7 +107,7 @@ int register_irq(int irq, int opcode);
 
 uintptr_t mmap(uintptr_t vaddr, uintptr_t paddr, int len, bool is_dev);
 int naive_mmap(uintptr_t* vaddr, uintptr_t* paddr, int len, bool is_dev);
-int customized_mmap(uintptr_t vaddr, uintptr_t paddr, int len, uintptr_t attr);
+int mmap_with_attr(uintptr_t vaddr, uintptr_t paddr, int len, uintptr_t attr);
 
 int task_heap_base();
 int get_memblock_info(sys_state_info* info);