diff --git a/libc/include/sys/linux-unistd.h b/libc/include/sys/linux-unistd.h
index f706d00..ae9077f 100644
--- a/libc/include/sys/linux-unistd.h
+++ b/libc/include/sys/linux-unistd.h
@@ -138,6 +138,7 @@
 int              __timer_getoverrun (timer_t);
 int              __timer_delete (timer_t);
 int              utimes (const char*, const struct timeval tvp[2]);
+int              utimensat (int, const char *, const struct timespec times[2], int);
 int              sigaction (int, const struct sigaction *, struct sigaction *);
 int              sigprocmask (int, const sigset_t *, sigset_t *);
 int              __sigsuspend (int unused1, int unused2, unsigned mask);