diff --git a/src/unix/linux_like/linux/gnu/b32/x86/mod.rs b/src/unix/linux_like/linux/gnu/b32/x86/mod.rs
index 4ced1616cc4a7..2acac7fb7ad43 100644
--- a/src/unix/linux_like/linux/gnu/b32/x86/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b32/x86/mod.rs
@@ -1044,6 +1044,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
 pub const SYS_process_mrelease: ::c_long = 448;
 pub const SYS_futex_waitv: ::c_long = 449;
 pub const SYS_set_mempolicy_home_node: ::c_long = 450;
+pub const SYS_fchmodat2: ::c_long = 452;
 
 // offsets in user_regs_structs, from sys/reg.h
 pub const EBX: ::c_int = 0;
diff --git a/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs b/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
index 1813f3ef41c68..f6b748254872f 100644
--- a/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
+++ b/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
@@ -430,6 +430,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
 pub const SYS_process_mrelease: ::c_long = 448;
 pub const SYS_futex_waitv: ::c_long = 449;
 pub const SYS_set_mempolicy_home_node: ::c_long = 450;
+pub const SYS_fchmodat2: ::c_long = 452;
 
 extern "C" {
     pub fn sysctl(
diff --git a/src/unix/linux_like/linux/gnu/b64/x86_64/x32.rs b/src/unix/linux_like/linux/gnu/b64/x86_64/x32.rs
index 17da00db5c8c1..55b85e9626807 100644
--- a/src/unix/linux_like/linux/gnu/b64/x86_64/x32.rs
+++ b/src/unix/linux_like/linux/gnu/b64/x86_64/x32.rs
@@ -361,6 +361,7 @@ pub const SYS_memfd_secret: ::c_long = __X32_SYSCALL_BIT + 447;
 pub const SYS_process_mrelease: ::c_long = __X32_SYSCALL_BIT + 448;
 pub const SYS_futex_waitv: ::c_long = __X32_SYSCALL_BIT + 449;
 pub const SYS_set_mempolicy_home_node: ::c_long = __X32_SYSCALL_BIT + 450;
+pub const SYS_fchmodat2: ::c_long = __X32_SYSCALL_BIT + 452;
 pub const SYS_rt_sigaction: ::c_long = __X32_SYSCALL_BIT + 512;
 pub const SYS_rt_sigreturn: ::c_long = __X32_SYSCALL_BIT + 513;
 pub const SYS_ioctl: ::c_long = __X32_SYSCALL_BIT + 514;
diff --git a/src/unix/linux_like/linux/musl/b32/x86/mod.rs b/src/unix/linux_like/linux/musl/b32/x86/mod.rs
index d0ed21fa3f5d7..f43c7ea60f8c7 100644
--- a/src/unix/linux_like/linux/musl/b32/x86/mod.rs
+++ b/src/unix/linux_like/linux/musl/b32/x86/mod.rs
@@ -936,6 +936,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
 pub const SYS_process_mrelease: ::c_long = 448;
 pub const SYS_futex_waitv: ::c_long = 449;
 pub const SYS_set_mempolicy_home_node: ::c_long = 450;
+pub const SYS_fchmodat2: ::c_long = 452;
 
 // offsets in user_regs_structs, from sys/reg.h
 pub const EBX: ::c_int = 0;
diff --git a/src/unix/linux_like/linux/musl/b64/x86_64/mod.rs b/src/unix/linux_like/linux/musl/b64/x86_64/mod.rs
index d0ec67534d2da..f1c9f5af90c0f 100644
--- a/src/unix/linux_like/linux/musl/b64/x86_64/mod.rs
+++ b/src/unix/linux_like/linux/musl/b64/x86_64/mod.rs
@@ -608,6 +608,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
 pub const SYS_process_mrelease: ::c_long = 448;
 pub const SYS_futex_waitv: ::c_long = 449;
 pub const SYS_set_mempolicy_home_node: ::c_long = 450;
+pub const SYS_fchmodat2: ::c_long = 452;
 
 // offsets in user_regs_structs, from sys/reg.h
 pub const R15: ::c_int = 0;