diff --git a/examples/simple.rs b/examples/simple.rs
index 0c092855..6f7c0f3a 100644
--- a/examples/simple.rs
+++ b/examples/simple.rs
@@ -757,7 +757,7 @@ impl Filesystem for SimpleFS {
         {
             // TODO
             warn!("mknod() implementation is incomplete. Only supports regular files, symlinks, and directories. Got {:o}", mode);
-            reply.error(libc::ENOSYS);
+            reply.error(libc::EPERM);
             return;
         }