diff --git a/contracts/Cargo.lock b/contracts/Cargo.lock
index 2ca3928..62c243a 100644
--- a/contracts/Cargo.lock
+++ b/contracts/Cargo.lock
@@ -228,7 +228,7 @@ dependencies = [
 
 [[package]]
 name = "ckb-std"
-version = "0.16.1"
+version = "0.16.3"
 dependencies = [
  "buddy-alloc",
  "cc",
diff --git a/contracts/exec-callee/exec-callee-dbg/Cargo.lock b/contracts/exec-callee/exec-callee-dbg/Cargo.lock
index 31765f8..4f9a5b0 100644
--- a/contracts/exec-callee/exec-callee-dbg/Cargo.lock
+++ b/contracts/exec-callee/exec-callee-dbg/Cargo.lock
@@ -219,7 +219,7 @@ dependencies = [
 
 [[package]]
 name = "ckb-std"
-version = "0.16.1"
+version = "0.16.3"
 dependencies = [
  "buddy-alloc",
  "cc",
diff --git a/contracts/spawn-caller-by-code-hash/src/entry.rs b/contracts/spawn-caller-by-code-hash/src/entry.rs
index b88114f..bc89398 100644
--- a/contracts/spawn-caller-by-code-hash/src/entry.rs
+++ b/contracts/spawn-caller-by-code-hash/src/entry.rs
@@ -12,7 +12,7 @@ pub fn main() -> Result<(), Error> {
         CStr::from_bytes_with_nul(b"world\0").unwrap(),
     ];
     let mut std_fds: [u64; 2] = [0, 0];
-    let mut son_fds: [u64; 3] = [0, 0, 0];
+    let mut son_fds: [u64; 2] = [0, 0];
     let (r0, w0) = syscalls::pipe()?;
     std_fds[0] = r0;
     son_fds[1] = w0;
diff --git a/src/high_level.rs b/src/high_level.rs
index de4f641..d716c86 100644
--- a/src/high_level.rs
+++ b/src/high_level.rs
@@ -700,6 +700,8 @@ pub fn spawn_cell(
     argv: &[&CStr],
     inherited_fds: &[u64],
 ) -> Result<u64, SysError> {
+    let mut inherited_fds = Vec::from(inherited_fds);
+    inherited_fds.push(0);
     #[cfg(not(feature = "native-simulator"))]
     {
         let index = look_for_dep_with_hash2(code_hash, hash_type)?;
@@ -716,7 +718,7 @@ pub fn spawn_cell(
         Ok(process_id)
     }
     #[cfg(feature = "native-simulator")]
-    syscalls::spawn_cell(code_hash, hash_type, argv, inherited_fds)
+    syscalls::spawn_cell(code_hash, hash_type, argv, &inherited_fds)
 }
 
 /// Get inherited file descriptors.
diff --git a/src/syscalls/simulator.rs b/src/syscalls/simulator.rs
index a0397fb..a748981 100644
--- a/src/syscalls/simulator.rs
+++ b/src/syscalls/simulator.rs
@@ -266,6 +266,8 @@ pub fn spawn_cell(
     argv: &[&CStr],
     inherited_fds: &[u64],
 ) -> Result<u64, SysError> {
+    let mut inherited_fds = Vec::from(inherited_fds);
+    inherited_fds.push(0);
     let argc = argv.len();
     let mut argv_vec: alloc::vec::Vec<*const u8> =
         argv.iter().map(|e| e.as_ptr() as *const u8).collect();