diff --git a/Cargo.lock b/Cargo.lock
index 939ae1439a..421636eae1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1010,12 +1010,13 @@ checksum = "f9fbbcab51052fe104eb5e5d351cf728d30a5be1fe14d9be8a3b097481fb97de"
 
 [[package]]
 name = "libredox"
-version = "0.1.12"
+version = "0.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d0b95e02c851351f877147b7deea7b1afb1df71b63aa5f8270716e0c5720616"
+checksum = "c943259e342f1e06ff2da7a83eabdfe7f92ce10262688dbf1895ff0b3e6e4652"
 dependencies = [
  "bitflags 2.10.0",
  "libc",
+ "plain",
  "redox_syscall",
 ]
 
@@ -1199,6 +1200,12 @@ dependencies = [
  "toml",
 ]
 
+[[package]]
+name = "plain"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4596b6d070b27117e987119b4dac604f3c58cfb0b191112e24771b2faeac1a6"
+
 [[package]]
 name = "portable-atomic"
 version = "1.13.0"
@@ -1381,9 +1388,9 @@ dependencies = [
 
 [[package]]
 name = "redox-scheme"
-version = "0.9.0"
+version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5eb0cee524a5c6e4db180250f699e101ee25f3f79ad2618527e539e028cb6722"
+checksum = "5928b2f572e06a74e9c210fcacf15b70b8ffa6fdb3d8650f4601b83c12fe194b"
 dependencies = [
  "libredox",
  "redox_syscall",
@@ -1418,18 +1425,18 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.7.3"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ce70a74e890531977d37e532c34d45e9055d2409ed08ddba14529471ed0be16"
+checksum = "c5102a6aaa05aa011a238e178e6bca86d2cb56fc9f586d37cb80f5bca6e07759"
 dependencies = [
  "bitflags 2.10.0",
 ]
 
 [[package]]
 name = "redoxfs"
-version = "0.9.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f790d2ee811995ee2ba5dd7693fae50a222fa2ca529bfd3e23734ddc10f0a065"
+checksum = "a66d0c043a5768739851a7e5775192a70fdffdbf3418c22fd7927415d41a87c3"
 dependencies = [
  "aes",
  "argon2",
diff --git a/Cargo.toml b/Cargo.toml
index e3c67001a4..f28138c584 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -34,8 +34,8 @@ pkgar-core = { version = "0.2.2", optional = true }
 pkgar-keys = { version = "0.2.2", optional = true }
 rand = { version = "0.9", optional = true }
 redox-pkg = { version = "0.3.1", features = ["indicatif"], optional = true }
-redox_syscall = { version = "0.7", optional = true }
-redoxfs = { version = "0.9", optional = true, default-features = false, features = ["std", "log"] }
+redox_syscall = { version = "0.9", optional = true }
+redoxfs = { version = "0.9.1", optional = true, default-features = false, features = ["std", "log"] }
 rust-argon2 = { version = "3", optional = true }
 serde = "1"
 serde_derive = "1.0"
diff --git a/gui/Cargo.lock b/gui/Cargo.lock
index f51cfba387..5a9e875005 100644
--- a/gui/Cargo.lock
+++ b/gui/Cargo.lock
@@ -2929,14 +2929,14 @@ checksum = "f9fbbcab51052fe104eb5e5d351cf728d30a5be1fe14d9be8a3b097481fb97de"
 
 [[package]]
 name = "libredox"
-version = "0.1.16"
+version = "0.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e02f3bb43d335493c96bf3fd3a321600bf6bd07ed34bc64118e9293bdffea46c"
+checksum = "c943259e342f1e06ff2da7a83eabdfe7f92ce10262688dbf1895ff0b3e6e4652"
 dependencies = [
  "bitflags 2.13.0",
  "libc",
  "plain",
- "redox_syscall 0.7.5",
+ "redox_syscall 0.9.0",
 ]
 
 [[package]]
@@ -4199,12 +4199,12 @@ dependencies = [
 
 [[package]]
 name = "redox-scheme"
-version = "0.9.1"
+version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ef5279a1ad9567f8a87818ba80320afdf858853db93742c2bb32be31a82ccdb"
+checksum = "5928b2f572e06a74e9c210fcacf15b70b8ffa6fdb3d8650f4601b83c12fe194b"
 dependencies = [
  "libredox",
- "redox_syscall 0.7.5",
+ "redox_syscall 0.9.0",
 ]
 
 [[package]]
@@ -4233,7 +4233,7 @@ dependencies = [
  "pkgar-keys",
  "rand 0.9.4",
  "redox-pkg",
- "redox_syscall 0.7.5",
+ "redox_syscall 0.9.0",
  "redoxfs",
  "ring",
  "rust-argon2",
@@ -4257,7 +4257,7 @@ dependencies = [
  "pkgar-core",
  "pkgar-keys",
  "redox_installer",
- "redox_syscall 0.7.5",
+ "redox_syscall 0.9.0",
  "toml 0.8.23",
 ]
 
@@ -4272,9 +4272,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.7.5"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4666a1a60d8412eab19d94f6d13dcc9cea0a5ef4fdf6a5db306537413c661b1b"
+checksum = "c5102a6aaa05aa011a238e178e6bca86d2cb56fc9f586d37cb80f5bca6e07759"
 dependencies = [
  "bitflags 2.13.0",
 ]
@@ -4292,9 +4292,9 @@ dependencies = [
 
 [[package]]
 name = "redoxfs"
-version = "0.9.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f790d2ee811995ee2ba5dd7693fae50a222fa2ca529bfd3e23734ddc10f0a065"
+checksum = "a66d0c043a5768739851a7e5775192a70fdffdbf3418c22fd7927415d41a87c3"
 dependencies = [
  "aes",
  "argon2",
@@ -4313,7 +4313,7 @@ dependencies = [
  "range-tree",
  "redox-path",
  "redox-scheme",
- "redox_syscall 0.7.5",
+ "redox_syscall 0.9.0",
  "seahash",
  "termion",
  "uuid",
diff --git a/gui/Cargo.toml b/gui/Cargo.toml
index 3034926dab..40379d3087 100644
--- a/gui/Cargo.toml
+++ b/gui/Cargo.toml
@@ -9,7 +9,7 @@ pkgar = "0.2"
 pkgar-core = "0.2"
 pkgar-keys = "0.2"
 redox_installer = { path = ".." }
-redox_syscall = "0.7"
+redox_syscall = "0.9"
 toml = "0.8"
 # TODO: remove after pkgutils update
 futures-channel = "0.3.32"
diff --git a/gui/src/sys/redox.rs b/gui/src/sys/redox.rs
index 690047a565..6d086bfdfb 100644
--- a/gui/src/sys/redox.rs
+++ b/gui/src/sys/redox.rs
@@ -1,10 +1,11 @@
 use std::fs;
 
 pub fn ask_root(password: &str) -> Result<(), String> {
-    let file = libredox::call::open("/scheme/sudo", libredox::flag::O_CLOEXEC, 0)
+    let file = libredox::Fd::open("/scheme/sudo", libredox::flag::O_CLOEXEC, 0)
         .map_err(|err| err.to_string())?;
 
-    libredox::call::write(file, password.as_bytes()).map_err(|err| err.to_string())?;
+    file.write(password.as_bytes())
+        .map_err(|err| err.to_string())?;
 
     // FIXME move to libredox
     unsafe extern "C" {
@@ -12,11 +13,12 @@ pub fn ask_root(password: &str) -> Result<(), String> {
     }
 
     // Elevate privileges of our own process with help from the sudo daemon
-    syscall::sendfd(
-        file,
-        syscall::dup(redox_cur_procfd_v0(), &[]).map_err(|err| err.to_string())?,
-        0,
-        0,
+    file.call_wo(
+        &libredox::call::dup(redox_cur_procfd_v0(), &[])
+            .map_err(|err| err.to_string())?
+            .to_ne_bytes(),
+        syscall::CallFlags::FD,
+        &[],
     )
     .map_err(|err| err.to_string())?;