diff --git a/arch/riscv/include/asm/unistd.h b/arch/riscv/include/asm/unistd.h
index fef96f117b4def3fe9a99ec9ca8b26d2278e087c..073ee80fdf746fe68c8a748c2dd27fd0e9cf5a17 100644
--- a/arch/riscv/include/asm/unistd.h
+++ b/arch/riscv/include/asm/unistd.h
@@ -19,3 +19,5 @@
 #define __ARCH_WANT_SYS_CLONE
 
 #include <uapi/asm/unistd.h>
+
+#define NR_syscalls (__NR_syscalls)