diff --git a/local/recipes/tui/tlc/source/Cargo.toml b/local/recipes/tui/tlc/source/Cargo.toml
index ee2efb45b6..86d4a9b7e5 100644
--- a/local/recipes/tui/tlc/source/Cargo.toml
+++ b/local/recipes/tui/tlc/source/Cargo.toml
@@ -150,7 +150,7 @@ serde_yaml = "0.9"
 [target.'cfg(target_os = "redox")'.dependencies]
 libredox = { path = "../../../../../local/sources/libredox" }
 redox_event = "0.4.6"
-redox_syscall = { path = "../../../../../local/sources/syscall", features = ["std", "userspace"] }
+redox_syscall = { path = "../../../../../local/sources/syscall", features = ["std"] }
 redox_termios = "0.1.3"
 
 [profile.release]
diff --git a/local/recipes/tui/tlc/source/src/vfs/redox_scheme.rs b/local/recipes/tui/tlc/source/src/vfs/redox_scheme.rs
index 19ea9a1941..f5a343f319 100644
--- a/local/recipes/tui/tlc/source/src/vfs/redox_scheme.rs
+++ b/local/recipes/tui/tlc/source/src/vfs/redox_scheme.rs
@@ -21,6 +21,7 @@
 
 use std::io::{self, Read};
 
+use libredox::call;
 use syscall::flag::{O_RDONLY, O_DIRECTORY, O_STAT};
 use syscall::data::Stat as RedoxStat;
 
@@ -89,9 +90,7 @@ impl Vfs for RedoxSchemeVfs {
 
     fn read_dir(&self, p: &VfsPath, show_hidden: bool) -> Result<Vec<Entry>, VfsError> {
         let path = Self::scheme_path(p)?;
-        let path_c = std::ffi::CString::new(path.clone())
-            .map_err(|e| VfsError::Other(format!("scheme path: {e}")))?;
-        let fd = syscall::open(&path_c, O_RDONLY | O_DIRECTORY | O_STAT, 0)
+        let fd = call::open(path.as_str(), (O_RDONLY | O_DIRECTORY | O_STAT) as i32, 0)
             .map_err(|e| VfsError::Other(format!("scheme open dir: {e}")))?;
         let mut entries = Vec::new();
         let mut buf = vec![0u8; 4096];
@@ -112,10 +111,8 @@ impl Vfs for RedoxSchemeVfs {
                     continue;
                 }
                 let child_path = format!("{path}/{name}");
-                let child_c = std::ffi::CString::new(child_path.as_str())
-                    .map_err(|_| VfsError::Other("invalid child path".into()))?;
                 let mut rs = RedoxStat::default();
-                let stat_fd = syscall::open(&child_c, O_RDONLY | O_STAT, 0)
+                let stat_fd = call::open(child_path.as_str(), (O_RDONLY | O_STAT) as i32, 0)
                     .map_err(|e| VfsError::Other(format!("scheme stat child: {e}")))?;
                 let stat_result = syscall::fstat(stat_fd, &mut rs);
                 let _ = syscall::close(stat_fd);
@@ -151,9 +148,7 @@ impl Vfs for RedoxSchemeVfs {
 
     fn stat(&self, p: &VfsPath) -> Result<Stat, VfsError> {
         let path = Self::scheme_path(p)?;
-        let path_c = std::ffi::CString::new(path)
-            .map_err(|e| VfsError::Other(format!("scheme path: {e}")))?;
-        let fd = syscall::open(&path_c, O_RDONLY | O_STAT, 0)
+        let fd = call::open(path.as_str(), (O_RDONLY | O_STAT) as i32, 0)
             .map_err(|e| VfsError::Other(format!("scheme stat: {e}")))?;
         let mut rs = RedoxStat::default();
         syscall::fstat(fd, &mut rs)
@@ -176,9 +171,7 @@ impl Vfs for RedoxSchemeVfs {
 
     fn open_read(&self, p: &VfsPath) -> Result<Box<dyn Read + Send>, VfsError> {
         let path = Self::scheme_path(p)?;
-        let path_c = std::ffi::CString::new(path.clone())
-            .map_err(|e| VfsError::Other(format!("scheme path: {e}")))?;
-        let fd = syscall::open(&path_c, O_RDONLY, 0)
+        let fd = call::open(path.as_str(), O_RDONLY as i32, 0)
             .map_err(|e| VfsError::Other(format!("scheme open read: {e}")))?;
         let mut buf = vec![0u8; fd as usize];
         let n = syscall::read(fd, &mut buf)
diff --git a/local/sources/base b/local/sources/base
index efa24228e3..4f5495acc6 160000
--- a/local/sources/base
+++ b/local/sources/base
@@ -1 +1 @@
-Subproject commit efa24228e3a69647e3830d8876882f3397be136d
+Subproject commit 4f5495acc6cc7a49db313b8e79471518c3dc25fd