diff --git a/libc/kernel/uapi/asm-arm/asm/unistd-eabi.h b/libc/kernel/uapi/asm-arm/asm/unistd-eabi.h
index 994a669..2af0e97 100644
--- a/libc/kernel/uapi/asm-arm/asm/unistd-eabi.h
+++ b/libc/kernel/uapi/asm-arm/asm/unistd-eabi.h
@@ -419,4 +419,5 @@
 #define __NR_landlock_add_rule (__NR_SYSCALL_BASE + 445)
 #define __NR_landlock_restrict_self (__NR_SYSCALL_BASE + 446)
 #define __NR_process_mrelease (__NR_SYSCALL_BASE + 448)
+#define __NR_futex_waitv (__NR_SYSCALL_BASE + 449)
 #endif
diff --git a/libc/kernel/uapi/asm-arm/asm/unistd-oabi.h b/libc/kernel/uapi/asm-arm/asm/unistd-oabi.h
index 21da4d8..20870bb 100644
--- a/libc/kernel/uapi/asm-arm/asm/unistd-oabi.h
+++ b/libc/kernel/uapi/asm-arm/asm/unistd-oabi.h
@@ -431,4 +431,5 @@
 #define __NR_landlock_add_rule (__NR_SYSCALL_BASE + 445)
 #define __NR_landlock_restrict_self (__NR_SYSCALL_BASE + 446)
 #define __NR_process_mrelease (__NR_SYSCALL_BASE + 448)
+#define __NR_futex_waitv (__NR_SYSCALL_BASE + 449)
 #endif