diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index 2b519a989f3..2f8273b72e8 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -53,7 +53,7 @@ version = "1.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "40c48f72fd53cd289104fc64099abca73db4166ad86ea0b4341abe65af83dadc"
 dependencies = [
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -64,7 +64,7 @@ checksum = "291e6a250ff86cd4a820112fb8898808a366d8f9f58ce16d1f538353ad55747d"
 dependencies = [
  "anstyle",
  "once_cell_polyfill",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -184,9 +184,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.19.0"
+version = "3.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46c5e41b57b8bba42a04676d81cb89e9ee8e859a1a66f80a5a72e1cb76b34d43"
+checksum = "5dd9dc738b7a8311c7ade152424974d8115f2cdad61e8dab8dac9f2362298510"
 
 [[package]]
 name = "bytecount"
@@ -196,9 +196,9 @@ checksum = "175812e0be2bccb6abe50bb8d566126198344f707e304f45c648fd8f2cc0365e"
 
 [[package]]
 name = "cc"
-version = "1.2.48"
+version = "1.2.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c481bdbf0ed3b892f6f806287d72acd515b352a4ec27a208489b8c1bc839633a"
+checksum = "9f50d563227a1c37cc0a263f64eca3334388c01c5e4c4861a9def205c614383c"
 dependencies = [
  "find-msvc-tools",
  "jobserver",
@@ -325,9 +325,9 @@ dependencies = [
 
 [[package]]
 name = "crc"
-version = "3.4.0"
+version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5eb8a2a1cd12ab0d987a5d5e825195d372001a4094a0376319d5a0ad71c1ba0d"
+checksum = "9710d3b3739c2e349eb44fe848ad0b7c8cb1e42bd87ee49371df2f7acaf3e675"
 dependencies = [
  "crc-catalog",
 ]
@@ -340,9 +340,9 @@ checksum = "19d374276b40fb8bbdee95aef7c7fa6b5316ec764510eb64b8dd0e2ed0d7e7f5"
 
 [[package]]
 name = "crc-fast"
-version = "1.8.0"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2f7c8d397a6353ef0c1d6217ab91b3ddb5431daf57fd013f506b967dcf44458"
+checksum = "2fd92aca2c6001b1bf5ba0ff84ee74ec8501b52bbef0cac80bf25a6c1d87a83d"
 dependencies = [
  "crc",
  "digest",
@@ -504,7 +504,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -519,6 +519,17 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3a3076410a55c90011c298b04d0cfa770b00fa04e1e3c97d3f6c9de105a03844"
 
+[[package]]
+name = "fixed_decimal"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35eabf480f94d69182677e37571d3be065822acfafd12f2f085db44fbbcc8e57"
+dependencies = [
+ "displaydoc",
+ "smallvec",
+ "writeable",
+]
+
 [[package]]
 name = "flate2"
 version = "1.1.5"
@@ -693,6 +704,27 @@ dependencies = [
  "zerovec",
 ]
 
+[[package]]
+name = "icu_decimal"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a38c52231bc348f9b982c1868a2af3195199623007ba2c7650f432038f5b3e8e"
+dependencies = [
+ "fixed_decimal",
+ "icu_decimal_data",
+ "icu_locale",
+ "icu_locale_core",
+ "icu_provider",
+ "writeable",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_decimal_data"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2905b4044eab2dd848fe84199f9195567b63ab3a93094711501363f63546fef7"
+
 [[package]]
 name = "icu_locale"
 version = "2.1.1"
@@ -753,9 +785,9 @@ checksum = "7aedcccd01fc5fe81e6b489c15b247b8b0690feb23304303a9e560f37efc560a"
 
 [[package]]
 name = "icu_properties"
-version = "2.1.1"
+version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e93fcd3157766c0c8da2f8cff6ce651a31f0810eaa1c51ec363ef790bbb5fb99"
+checksum = "020bfc02fe870ec3a66d93e677ccca0562506e5872c650f893269e08615d74ec"
 dependencies = [
  "icu_collections",
  "icu_locale_core",
@@ -767,9 +799,9 @@ dependencies = [
 
 [[package]]
 name = "icu_properties_data"
-version = "2.1.1"
+version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02845b3647bb045f1100ecd6480ff52f34c35f82d9880e029d329c21d1054899"
+checksum = "616c294cf8d725c6afcd8f55abc17c56464ef6211f9ed59cccffe534129c77af"
 
 [[package]]
 name = "icu_provider"
@@ -834,7 +866,7 @@ dependencies = [
  "portable-atomic",
  "portable-atomic-util",
  "serde_core",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -850,9 +882,9 @@ dependencies = [
 
 [[package]]
 name = "jiff-tzdb"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1283705eb0a21404d2bfd6eef2a7593d240bc42a0bdb39db0ad6fa2ec026524"
+checksum = "68971ebff725b9e2ca27a601c5eb38a4c5d64422c4cbab0c535f248087eda5c2"
 
 [[package]]
 name = "jiff-tzdb-platform"
@@ -1119,9 +1151,9 @@ checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
 
 [[package]]
 name = "portable-atomic"
-version = "1.11.1"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f84267b20a16ea918e43c6a88433c2d54fa145c92a811b5b047ccbe153674483"
+checksum = "f59e70c4aef1e55797c2e8fd94a4f2a973fc972cfde0e0b05f683667b0cd39dd"
 
 [[package]]
 name = "portable-atomic-util"
@@ -1273,15 +1305,15 @@ checksum = "357703d41365b4b27c590e3ed91eabb1b663f07c4c084095e60cbed4362dff0d"
 
 [[package]]
 name = "rustix"
-version = "1.1.2"
+version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd15f8a2c5551a84d56efdc1cd049089e409ac19a3072d5037a17fd70719ff3e"
+checksum = "146c9e247ccc180c1f61615433868c99f3de3ae256a30a43b49f67c2d9171f34"
 dependencies = [
  "bitflags",
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1366,9 +1398,9 @@ checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
 [[package]]
 name = "simd-adler32"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
+checksum = "e320a6c5ad31d271ad523dcf3ad13e2767ad8b1cb8f047f75a8aeaf8da139da2"
 
 [[package]]
 name = "similar"
@@ -1439,15 +1471,15 @@ dependencies = [
 
 [[package]]
 name = "tempfile"
-version = "3.23.0"
+version = "3.24.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d31c77bdf42a745371d260a26ca7163f1e0924b64afa0b688e61b5a9fa02f16"
+checksum = "655da9c7eb6305c55742045d5a8d2037996d61d8de95806335c7c86ce0f82e9c"
 dependencies = [
  "fastrand",
  "getrandom 0.3.4",
  "once_cell",
  "rustix",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1748,7 +1780,9 @@ dependencies = [
  "glob",
  "hex",
  "icu_collator",
+ "icu_decimal",
  "icu_locale",
+ "icu_provider",
  "itertools",
  "libc",
  "md-5",
@@ -1902,7 +1936,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
 dependencies = [
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
diff --git a/src/uu/sort/src/sort.rs b/src/uu/sort/src/sort.rs
index 6122089e2f3..42e261da227 100644
--- a/src/uu/sort/src/sort.rs
+++ b/src/uu/sort/src/sort.rs
@@ -45,6 +45,7 @@ use uucore::error::{FromIo, strip_errno};
 use uucore::error::{UError, UResult, USimpleError, UUsageError};
 use uucore::extendedbigdecimal::ExtendedBigDecimal;
 use uucore::format_usage;
+use uucore::i18n::decimal::locale_decimal_separator;
 use uucore::line_ending::LineEnding;
 use uucore::parser::num_parser::{ExtendedParser, ExtendedParserError};
 use uucore::parser::parse_size::{ParseSizeError, Parser};
@@ -111,8 +112,6 @@ mod options {
     pub const FILES: &str = "files";
 }
 
-const DECIMAL_PT: u8 = b'.';
-
 const NEGATIVE: &u8 = &b'-';
 const POSITIVE: &u8 = &b'+';
 
@@ -2048,7 +2047,10 @@ fn get_leading_gen(inp: &[u8]) -> Range<usize> {
             continue;
         }
 
-        if c == DECIMAL_PT && !had_decimal_pt && !had_e_notation {
+        if locale_decimal_separator().as_bytes().first() == Some(&c)
+            && !had_decimal_pt
+            && !had_e_notation
+        {
             had_decimal_pt = true;
             continue;
         }
diff --git a/src/uucore/Cargo.toml b/src/uucore/Cargo.toml
index d30b88eeb49..8b1ccd1624a 100644
--- a/src/uucore/Cargo.toml
+++ b/src/uucore/Cargo.toml
@@ -150,7 +150,7 @@ i18n-decimal = ["i18n-common", "icu_decimal", "icu_provider"]
 mode = ["libc"]
 perms = ["entries", "libc", "walkdir"]
 buf-copy = []
-parser-num = ["extendedbigdecimal", "num-traits"]
+parser-num = ["extendedbigdecimal", "num-traits", "i18n-decimal"]
 parser-size = ["parser-num", "procfs"]
 parser-glob = ["glob"]
 parser = ["parser-num", "parser-size", "parser-glob"]
diff --git a/src/uucore/src/lib/features/parser/num_parser.rs b/src/uucore/src/lib/features/parser/num_parser.rs
index 178cd578fba..5c7b9ed47fd 100644
--- a/src/uucore/src/lib/features/parser/num_parser.rs
+++ b/src/uucore/src/lib/features/parser/num_parser.rs
@@ -18,6 +18,7 @@ use num_traits::ToPrimitive;
 use num_traits::Zero;
 
 use crate::extendedbigdecimal::ExtendedBigDecimal;
+use crate::i18n::decimal::locale_decimal_separator;
 
 /// Base for number parsing
 #[derive(Clone, Copy, PartialEq)]
@@ -291,9 +292,9 @@ fn parse_digits(base: Base, str: &str, fractional: bool) -> (Option<BigUint>, i6
     let (digits, rest) = base.parse_digits(str);
 
     // If allowed, parse the fractional part of the number if there can be one and the
-    // input contains a '.' decimal separator.
+    // input contains the locale-specific decimal separator.
     if fractional {
-        if let Some(rest) = rest.strip_prefix('.') {
+        if let Some(rest) = rest.strip_prefix(locale_decimal_separator()) {
             return base.parse_digits_count(rest, digits);
         }
     }