diff --git a/libc/SYSCALLS.TXT b/libc/SYSCALLS.TXT
index 7cf7a2d..33a8a61 100644
--- a/libc/SYSCALLS.TXT
+++ b/libc/SYSCALLS.TXT
@@ -113,6 +113,7 @@
 int         msync(const void*, size_t, int)    all
 int         mprotect(const void*, size_t, int)  all
 int         madvise(void*, size_t, int)  all
+int         process_madvise(int, const struct iovec*, size_t, int, unsigned int)     all
 int mlock(const void* addr, size_t len)    all
 int mlock2(const void* addr, size_t len, int flags)    all
 int         munlock(const void* addr, size_t len)   all