diff --git a/Cargo.lock b/Cargo.lock
index acee64ef..0d3db1c4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -84,9 +84,9 @@ checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
 [[package]]
 name = "bitflags"
-version = "2.9.0"
+version = "2.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c8214115b7bf84099f1309324e63141d4c5d7cc26862f97a0a857dbefe165bd"
+checksum = "1b8e56985ec62d17e9c1001dc89c88ecd7dc08e47eba5ec7c29c7b5eeecde967"
 
 [[package]]
 name = "bumpalo"
@@ -96,9 +96,9 @@ checksum = "1628fb46dfa0b37568d12e5edd512553eccf6a22a78e8bde00bb4aed84d5bdbf"
 
 [[package]]
 name = "cc"
-version = "1.2.21"
+version = "1.2.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8691782945451c1c383942c4874dbe63814f61cb57ef773cda2972682b7bb3c0"
+checksum = "5f4ac86a9e5bc1e2b3449ab9d7d3a6a405e3d1bb28d7b9be8614f55846ae3766"
 dependencies = [
  "shlex",
 ]
@@ -267,9 +267,9 @@ checksum = "7454e41ff9012c00d53cf7f475c5e3afa3b91b7c90568495495e8d9bf47a1055"
 
 [[package]]
 name = "errno"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "976dd42dc7e85965fe702eb8164f21f450704bdde31faefd6471dba214cb594e"
+checksum = "cea14ef9355e3beab063703aa9dab15afd25f0667c341310c1e5274bb1d0da18"
 dependencies = [
  "libc",
  "windows-sys 0.59.0",
@@ -283,9 +283,9 @@ checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
 
 [[package]]
 name = "getrandom"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73fea8450eea4bac3940448fb7ae50d91f034f941199fcd9d909a5a07aa455f0"
+checksum = "26145e563e54f2cadc477553f1ec5ee650b00862f0a58bcd12cbdc5f0ea2d2f4"
 dependencies = [
  "cfg-if",
  "libc",
@@ -869,7 +869,6 @@ version = "0.0.1"
 dependencies = [
  "clap",
  "memmap2",
- "once_cell",
  "regex",
  "tempfile",
  "uucore",
@@ -1055,9 +1054,9 @@ dependencies = [
 
 [[package]]
 name = "windows-core"
-version = "0.61.0"
+version = "0.61.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4763c1de310c86d75a878046489e2e5ba02c649d185f21c67d4cf8a56d098980"
+checksum = "46ec44dc15085cea82cf9c78f85a9114c463a369786585ad2882d1ff0b0acf40"
 dependencies = [
  "windows-implement",
  "windows-interface",
@@ -1068,12 +1067,13 @@ dependencies = [
 
 [[package]]
 name = "windows-future"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a1d6bbefcb7b60acd19828e1bc965da6fcf18a7e39490c5f8be71e54a19ba32"
+checksum = "fc6a41e98427b19fe4b73c550f060b59fa592d7d686537eebf9385621bfbad8e"
 dependencies = [
  "windows-core",
  "windows-link",
+ "windows-threading",
 ]
 
 [[package]]
@@ -1116,18 +1116,18 @@ dependencies = [
 
 [[package]]
 name = "windows-result"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c64fd11a4fd95df68efcfee5f44a294fe71b8bc6a91993e2791938abcc712252"
+checksum = "4b895b5356fc36103d0f64dd1e94dfa7ac5633f1c9dd6e80fe9ec4adef69e09d"
 dependencies = [
  "windows-link",
 ]
 
 [[package]]
 name = "windows-strings"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a2ba9642430ee452d5a7aa78d72907ebe8cfda358e8cb7918a2050581322f97"
+checksum = "2a7ab927b2637c19b3dbe0965e75d8f2d30bdd697a1516191cad2ec4df8fb28a"
 dependencies = [
  "windows-link",
 ]
@@ -1190,6 +1190,15 @@ dependencies = [
  "windows_x86_64_msvc 0.52.6",
 ]
 
+[[package]]
+name = "windows-threading"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b66463ad2e0ea3bbf808b7f1d371311c80e115c0b71d60efc142cafbcfb057a6"
+dependencies = [
+ "windows-link",
+]
+
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.48.5"
diff --git a/Cargo.toml b/Cargo.toml
index 8adb7417..f756bc7a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -38,7 +38,6 @@ clap_complete = "4.5"
 clap_mangen = "0.2"
 libc = "0.2.153"
 memmap2 = "0.9"
-once_cell = "1.21"
 phf = "0.11.2"
 phf_codegen = "0.11.2"
 rand = { version = "0.9", features = ["small_rng"] }
diff --git a/src/uu/sed/Cargo.toml b/src/uu/sed/Cargo.toml
index 3cca2ca8..4faf2d9b 100644
--- a/src/uu/sed/Cargo.toml
+++ b/src/uu/sed/Cargo.toml
@@ -14,7 +14,6 @@ categories = ["command-line-utilities"]
 
 [dependencies]
 clap = { workspace = true }
-once_cell = { workspace = true }
 regex = { workspace = true }
 tempfile = { workspace = true }
 memmap2 = { workspace = true }
diff --git a/src/uu/sed/src/compiler.rs b/src/uu/sed/src/compiler.rs
index 084eec8f..3b5d30fa 100644
--- a/src/uu/sed/src/compiler.rs
+++ b/src/uu/sed/src/compiler.rs
@@ -18,17 +18,17 @@ use crate::delimited_parser::{
 use crate::named_writer::NamedWriter;
 use crate::script_char_provider::ScriptCharProvider;
 use crate::script_line_provider::ScriptLineProvider;
-use once_cell::sync::Lazy;
 use regex::Regex;
 use std::cell::RefCell;
 use std::collections::HashMap;
 use std::mem;
 use std::path::PathBuf;
 use std::rc::Rc;
+use std::sync::LazyLock;
 use uucore::error::{UResult, USimpleError};
 
 // A global, immutable map of command properties, initialized on first access
-static CMD_MAP: Lazy<HashMap<char, CommandSpec>> = Lazy::new(build_command_map);
+static CMD_MAP: LazyLock<HashMap<char, CommandSpec>> = LazyLock::new(build_command_map);
 
 // Types of command arguments recognized by the parser
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]