diff --git a/src/main.rs b/src/main.rs
index c0d2760..b869441 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,7 @@
 use std::{
     borrow::Cow,
     collections::HashMap,
-    os::mikros::{ipc, syscalls, Errno},
+    os::mikros::{ipc, syscalls, Errno, FileOpenMode},
     path::{Path, PathBuf},
     sync::Arc,
 };
@@ -92,7 +92,7 @@ struct Serv {
 }
 
 impl dev_driver_rpc::Server for Serv {
-    fn open(&self, path: &Path) -> Result<u64, Errno> {
+    fn open(&self, path: &Path, _mode: FileOpenMode) -> Result<u64, Errno> {
         if path == Path::new("ptmx") {
             let pty = Pty::new();
             let idx = self.ptys.write().insert(pty);