diff --git a/src/pkg/syscall/syscall_linux_power64x.go b/src/pkg/syscall/syscall_linux_power64x.go
index c0ea660d4f..fd043627a2 100644
--- a/src/pkg/syscall/syscall_linux_power64x.go
+++ b/src/pkg/syscall/syscall_linux_power64x.go
@@ -58,7 +58,7 @@ package syscall
 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
 
-func Getpagesize() int { return 4096 }
+func Getpagesize() int { return 65536 }
 
 //sysnb	Gettimeofday(tv *Timeval) (err error)
 //sysnb	Time(t *Time_t) (tt Time_t, err error)