diff --git a/Cargo.lock b/Cargo.lock
index 0098356..cd93ecb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11,6 +11,54 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "anstream"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1f58811cfac344940f1a400b6e6231ce35171f614f26439e80f8c1465c5cc0c"
+dependencies = [
+ "anstyle",
+ "anstyle-parse",
+ "anstyle-query",
+ "anstyle-wincon",
+ "colorchoice",
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b84bf0a05bbb2a83e5eb6fa36bb6e87baa08193c35ff52bbf6b38d8af2890e46"
+
+[[package]]
+name = "anstyle-parse"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "938874ff5980b03a87c5524b3ae5b59cf99b1d6bc836848df7bc5ada9643c333"
+dependencies = [
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle-query"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ca11d4be1bab0c8bc8734a9aa7bf4ee8316d462a08c6ac5052f888fef5b494b"
+dependencies = [
+ "windows-sys",
+]
+
+[[package]]
+name = "anstyle-wincon"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58f54d10c6dfa51283a066ceab3ec1ab78d13fae00aa49243a45e4571fb79dfd"
+dependencies = [
+ "anstyle",
+ "windows-sys",
+]
+
 [[package]]
 name = "anyhow"
 version = "1.0.75"
@@ -23,17 +71,6 @@ version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bddcadddf5e9015d310179a59bb28c4d4b9920ad0f11e8e14dbadf654890c9a6"
 
-[[package]]
-name = "atty"
-version = "0.2.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
-dependencies = [
- "hermit-abi 0.1.19",
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -89,7 +126,7 @@ checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "cargo-i18n"
-version = "0.2.11"
+version = "0.2.12"
 dependencies = [
  "anyhow",
  "clap",
@@ -123,28 +160,36 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "3.2.25"
+version = "4.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ea181bf566f71cb9a5d17a59e1871af638180a18fb0035c92ae62b705207123"
+checksum = "824956d0dca8334758a5b7f7e50518d66ea319330cbceedcf76905c2f6ab30e3"
 dependencies = [
- "atty",
- "bitflags 1.3.2",
+ "clap_builder",
+]
+
+[[package]]
+name = "clap_builder"
+version = "4.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "122ec64120a49b4563ccaedcbea7818d069ed8e9aa6d829b82d8a4128936b2ab"
+dependencies = [
+ "anstream",
+ "anstyle",
  "clap_lex",
- "indexmap 1.9.3",
- "once_cell",
  "strsim",
- "termcolor",
- "textwrap",
 ]
 
 [[package]]
 name = "clap_lex"
-version = "0.2.4"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2850f2f5a82cbf437dd5af4d49848fbdfc27c157c3d010345776f952765261c5"
-dependencies = [
- "os_str_bytes",
-]
+checksum = "cd7cc57abe963c6d3b9d8be5b06ba7c8957a930305ca90304f24ef040aa6f961"
+
+[[package]]
+name = "colorchoice"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "acbf1af155f9b9ef647e42cdc158db4b64a1b61f743629225fde6f3e0be2a7c7"
 
 [[package]]
 name = "cpufeatures"
@@ -172,7 +217,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "978747c1d849a7d2ee5e8adc0159961c48fb7e5db2f06af6723b80123bb53856"
 dependencies = [
  "cfg-if",
- "hashbrown 0.14.0",
+ "hashbrown",
  "lock_api",
  "once_cell",
  "parking_lot_core",
@@ -485,27 +530,12 @@ dependencies = [
  "temp-dir",
 ]
 
-[[package]]
-name = "hashbrown"
-version = "0.12.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
-
 [[package]]
 name = "hashbrown"
 version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2c6201b9ff9fd90a5a3bac2e56a830d0caa509576f0e503818ee82c181b3437a"
 
-[[package]]
-name = "hermit-abi"
-version = "0.1.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "hermit-abi"
 version = "0.3.2"
@@ -537,19 +567,19 @@ dependencies = [
 
 [[package]]
 name = "i18n-config"
-version = "0.4.5"
+version = "0.4.6"
 dependencies = [
  "log",
  "serde",
  "serde_derive",
  "thiserror",
- "toml 0.7.8",
+ "toml 0.8.1",
  "unic-langid",
 ]
 
 [[package]]
 name = "i18n-embed"
-version = "0.14.0"
+version = "0.14.1"
 dependencies = [
  "arc-swap",
  "doc-comment",
@@ -610,16 +640,6 @@ dependencies = [
  "syn 2.0.31",
 ]
 
-[[package]]
-name = "indexmap"
-version = "1.9.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
-dependencies = [
- "autocfg",
- "hashbrown 0.12.3",
-]
-
 [[package]]
 name = "indexmap"
 version = "2.0.0"
@@ -627,7 +647,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d5477fe2230a79769d8dc68e0eabf5437907c0457a5614a9e8dddb67f65eb65d"
 dependencies = [
  "equivalent",
- "hashbrown 0.14.0",
+ "hashbrown",
 ]
 
 [[package]]
@@ -655,7 +675,7 @@ version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cb0889898416213fab133e1d33a0e5858a48177452750691bde3666d0fdbaf8b"
 dependencies = [
- "hermit-abi 0.3.2",
+ "hermit-abi",
  "rustix",
  "windows-sys",
 ]
@@ -782,12 +802,6 @@ version = "1.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
-[[package]]
-name = "os_str_bytes"
-version = "6.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d5d9eb14b174ee9aa2ef96dc2b94637a2d4b6e7cb873c7e171f0c20c6cf3eac"
-
 [[package]]
 name = "parking_lot"
 version = "0.12.1"
@@ -1119,12 +1133,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "textwrap"
-version = "0.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "222a222a5bfe1bba4a77b45ec488a741b3cb8872e5e499451fd7d0129c9c7c3d"
-
 [[package]]
 name = "thiserror"
 version = "1.0.48"
@@ -1165,9 +1173,9 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.7.8"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd79e69d3b627db300ff956027cc6c3798cef26d22526befdfcd12feeb6d2257"
+checksum = "1bc1433177506450fe920e46a4f9812d0c211f5dd556da10e731a0a3dfa151f0"
 dependencies = [
  "serde",
  "serde_spanned",
@@ -1186,11 +1194,11 @@ dependencies = [
 
 [[package]]
 name = "toml_edit"
-version = "0.19.15"
+version = "0.20.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b5bb770da30e5cbfde35a2d7b9b8a2c4b8ef89548a7a6aeab5c9a576e3e7421"
+checksum = "ca676d9ba1a322c1b64eb8045a5ec5c0cfb0c9d08e15e9ff622589ad5221c8fe"
 dependencies = [
- "indexmap 2.0.0",
+ "indexmap",
  "serde",
  "serde_spanned",
  "toml_datetime",
@@ -1248,6 +1256,12 @@ version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "301abaae475aa91687eb82514b328ab47a211a533026cb25fc3e519b86adfc3c"
 
+[[package]]
+name = "utf8parse"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
+
 [[package]]
 name = "version_check"
 version = "0.9.4"
diff --git a/Cargo.toml b/Cargo.toml
index 0ecd418..f6ac69a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ license = "MIT"
 name = "cargo-i18n"
 readme = "README.md"
 repository = "https://github.com/kellpossible/cargo-i18n"
-version = "0.2.11"
+version = "0.2.12"
 
 [badges]
 maintenance = { status = "actively-developed" }
@@ -22,7 +22,7 @@ i18n-config = { workspace = true }
 anyhow = { workspace = true }
 gettext = { workspace = true }
 tr = { workspace = true, default-features = false, features = ["gettext"] }
-clap = { version = "3.2.25", features = ["cargo"] }
+clap = { version = "4.4.5", features = ["cargo"] }
 rust-embed = { workspace = true } 
 unic-langid = { workspace = true }
 env_logger = { workspace = true }
diff --git a/src/main.rs b/src/main.rs
index 35a399f..76cf2b9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,5 @@
 use anyhow::Result;
-use clap::{crate_authors, crate_version, App, Arg};
+use clap::{builder::PossibleValuesParser, crate_authors, crate_version, Arg, Command};
 use i18n_build::run;
 use i18n_config::Crate;
 use i18n_embed::{
@@ -9,7 +9,10 @@ use i18n_embed::{
 };
 use lazy_static::lazy_static;
 use rust_embed::RustEmbed;
-use std::{path::Path, sync::Arc};
+use std::{
+    path::{Path, PathBuf},
+    sync::Arc,
+};
 use tr::tr;
 use unic_langid::LanguageIdentifier;
 
@@ -83,43 +86,46 @@ fn main() -> Result<()> {
     language_requester.add_listener(Arc::downgrade(&i18n_build_localizer_rc));
     language_requester.poll()?;
 
-    let fallback_locale = LANGUAGE_LOADER.fallback_language().to_string();
+    let fallback_locale: &'static str =
+        String::leak(LANGUAGE_LOADER.fallback_language().to_string());
     let available_languages = available_languages(&cargo_i18n_localizer_rc)?;
-    let available_languages_slice: Vec<&str> =
-        available_languages.iter().map(|l| l.as_str()).collect();
+    let available_languages_slice: Vec<&'static str> = available_languages
+        .into_iter()
+        .map(|l| String::leak(l) as &str)
+        .collect();
 
-    let matches = App::new("cargo-i18n")
+    let matches = Command::new("cargo-i18n")
         .bin_name("cargo")
         .term_width(80)
         .about(
             tr!(
                 // The message displayed when running the binary outside of cargo using `cargo-18n`.
-                "This binary is designed to be executed as a cargo subcommand using \"cargo i18n\".").as_str()
+                "This binary is designed to be executed as a cargo subcommand using \"cargo i18n\".")
         )
         .version(crate_version!())
         .author(crate_authors!())
-        .subcommand(App::new("i18n")
-            .about(short_about().as_str())
-            .long_about(long_about().as_str())
+        .subcommand(Command::new("i18n")
+            .about(short_about())
+            .long_about(long_about())
             .version(crate_version!())
             .author(crate_authors!())
             .arg(Arg::new("path")
                 .help(
                     // The help message for the `--path` command line argument.
-                    tr!("Path to the crate you want to localize (if not the current directory). The crate needs to contain \"i18n.toml\" in its root.").as_str()
+                    tr!("Path to the crate you want to localize (if not the current directory). The crate needs to contain \"i18n.toml\" in its root.")
                     )
                 .long("path")
-                .takes_value(true)
+                .num_args(1)
             )
-            .arg(Arg::new("config file name")
+            .arg(Arg::new("config-file-name")
                 .help(
                     tr!(
                         // The help message for the `-c`, `--config-file-name` command line argument.
-                        "The name of the i18n config file for this crate").as_str()
+                        "The name of the i18n config file for this crate")
                 )
                 .long("config-file-name")
                 .short('c')
-                .takes_value(true)
+                .num_args(1)
                 .default_value("i18n.toml")
             )
             .arg(Arg::new("language")
@@ -127,34 +133,34 @@ fn main() -> Result<()> {
                     tr!(
                         // The help message for the `-l`, `--language` command line argument.
                         "Set the language to use for this application. Overrides the language selected automatically by your operating system."
-                    ).as_str()
+                    )
                 )
-                .long("--language")
+                .long("language")
                 .short('l')
-                .takes_value(true)
-                .default_value(&fallback_locale)
-                .possible_values(available_languages_slice)
+                .num_args(1)
+                .default_value(&*fallback_locale)
+                .value_parser(PossibleValuesParser::new(available_languages_slice))
             )
         )
         .get_matches();
 
     if let Some(i18n_matches) = matches.subcommand_matches("i18n") {
-        let config_file_name = i18n_matches
-            .value_of("config file name")
+        let config_file_name: &String = i18n_matches
+            .get_one("config-file-name")
             .expect("expected a default config file name to be present");
 
-        let language = i18n_matches
-            .value_of("language")
+        let language: &String = i18n_matches
+            .get_one("language")
             .expect("expected a default language to be present");
-
         let li: LanguageIdentifier = language.parse()?;
+
         language_requester.set_language_override(Some(li))?;
         language_requester.poll()?;
 
         let path = i18n_matches
-            .value_of("path")
-            .map(|path_str| Path::new(path_str).to_path_buf())
-            .unwrap_or_else(|| Path::new(".").to_path_buf());
+            .get_one::<PathBuf>("path")
+            .map(ToOwned::to_owned)
+            .unwrap_or_else(|| PathBuf::from("."));
 
         let config_file_path = Path::new(config_file_name).to_path_buf();