diff --git a/Cargo.lock b/Cargo.lock
index dc45abe603..c84fc7c087 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -891,7 +891,7 @@ dependencies = [
 [[package]]
 name = "generic-rt"
 version = "0.1.0"
-source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#53cc0e5aed5b586dccdaad51032b15c0b3bf960e"
+source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#27b4c3ed907f8037145616e653c36b276d8ab7d0"
 
 [[package]]
 name = "getrandom"
@@ -1803,7 +1803,7 @@ dependencies = [
 [[package]]
 name = "redox-ioctl"
 version = "0.1.0"
-source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#53cc0e5aed5b586dccdaad51032b15c0b3bf960e"
+source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#27b4c3ed907f8037145616e653c36b276d8ab7d0"
 dependencies = [
  "drm-sys",
  "redox_syscall 0.7.1",
@@ -1829,7 +1829,7 @@ checksum = "436d45c2b6a5b159d43da708e62b25be3a4a3d5550d654b72216ade4c4bfd717"
 [[package]]
 name = "redox-rt"
 version = "0.1.0"
-source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#53cc0e5aed5b586dccdaad51032b15c0b3bf960e"
+source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#27b4c3ed907f8037145616e653c36b276d8ab7d0"
 dependencies = [
  "bitflags 2.11.0",
  "generic-rt",
diff --git a/bootstrap/Cargo.lock b/bootstrap/Cargo.lock
index 18fa396af9..41bee0aac9 100644
--- a/bootstrap/Cargo.lock
+++ b/bootstrap/Cargo.lock
@@ -41,7 +41,7 @@ checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
 [[package]]
 name = "generic-rt"
 version = "0.1.0"
-source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#df3229958e534a8bfe7835b3c4fae6450daeea55"
+source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#d0593f54804639117ba5e8d554dd118f634917d3"
 
 [[package]]
 name = "goblin"
@@ -150,7 +150,7 @@ checksum = "436d45c2b6a5b159d43da708e62b25be3a4a3d5550d654b72216ade4c4bfd717"
 [[package]]
 name = "redox-rt"
 version = "0.1.0"
-source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#df3229958e534a8bfe7835b3c4fae6450daeea55"
+source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#d0593f54804639117ba5e8d554dd118f634917d3"
 dependencies = [
  "bitflags",
  "generic-rt",
diff --git a/bootstrap/src/exec.rs b/bootstrap/src/exec.rs
index 33bb588455..f192bad311 100644
--- a/bootstrap/src/exec.rs
+++ b/bootstrap/src/exec.rs
@@ -7,7 +7,7 @@ use hashbrown::HashMap;
 
 use syscall::CallFlags;
 use syscall::data::{GlobalSchemes, KernelSchemeInfo};
-use syscall::flag::{O_CLOEXEC, O_RDONLY};
+use syscall::flag::{O_CLOEXEC, O_RDONLY, O_STAT};
 use syscall::{EINTR, Error};
 
 use redox_rt::proc::*;
@@ -175,6 +175,10 @@ pub fn main() -> ! {
     // from this point, this_thr_fd is no longer valid
 
     const CWD: &[u8] = b"/scheme/initfs";
+    let cwd_fd =
+        FdGuard::new(syscall::openat(initfs_fd, "", O_STAT, 0).expect("failed to open cwd fd"))
+            .to_upper()
+            .unwrap();
     let extrainfo = ExtraInfo {
         cwd: Some(CWD),
         sigprocmask: 0,
@@ -183,6 +187,7 @@ pub fn main() -> ! {
         thr_fd: init_thr_fd.as_raw_fd(),
         proc_fd: init_proc_fd.as_raw_fd(),
         ns_fd: Some(initns_fd),
+        cwd_fd: Some(cwd_fd.as_raw_fd()),
     };
 
     let path = "/bin/init";