diff --git a/arch/i386/bits/syscall.h.in b/arch/i386/bits/syscall.h.in
index b556d83b..27e72fec 100644
--- a/arch/i386/bits/syscall.h.in
+++ b/arch/i386/bits/syscall.h.in
@@ -381,4 +381,5 @@
 #define __NR_pkey_alloc		381
 #define __NR_pkey_free		382
 #define __NR_statx		383
+#define __NR_arch_prctl		384