diff --git a/fuzz/fuzz_targets/fuzz_cksum.rs b/fuzz/fuzz_targets/fuzz_cksum.rs
index 5d6968a82..d7d794a74 100644
--- a/fuzz/fuzz_targets/fuzz_cksum.rs
+++ b/fuzz/fuzz_targets/fuzz_cksum.rs
@@ -6,7 +6,7 @@
 
 #![no_main]
 use libfuzzer_sys::fuzz_target;
-use rand::Rng;
+use rand::RngExt;
 use std::env::temp_dir;
 use std::ffi::OsString;
 use std::fs::{self, File};
diff --git a/fuzz/fuzz_targets/fuzz_cut.rs b/fuzz/fuzz_targets/fuzz_cut.rs
index 4a5215f8a..8d049bc2e 100644
--- a/fuzz/fuzz_targets/fuzz_cut.rs
+++ b/fuzz/fuzz_targets/fuzz_cut.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_cut::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use std::ffi::OsString;
 
 use uufuzz::{
diff --git a/fuzz/fuzz_targets/fuzz_dirname.rs b/fuzz/fuzz_targets/fuzz_dirname.rs
index bfb127a5a..d31778950 100644
--- a/fuzz/fuzz_targets/fuzz_dirname.rs
+++ b/fuzz/fuzz_targets/fuzz_dirname.rs
@@ -7,7 +7,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_dirname::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use rand::prelude::IndexedRandom;
 use std::ffi::OsString;
 
diff --git a/fuzz/fuzz_targets/fuzz_echo.rs b/fuzz/fuzz_targets/fuzz_echo.rs
index a6441cf00..e5ce70e06 100644
--- a/fuzz/fuzz_targets/fuzz_echo.rs
+++ b/fuzz/fuzz_targets/fuzz_echo.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_echo::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use rand::prelude::IndexedRandom;
 use std::ffi::OsString;
 
@@ -51,7 +51,7 @@ fn generate_echo() -> String {
     echo_str
 }
 
-fn generate_escape_sequence(rng: &mut impl Rng) -> String {
+fn generate_escape_sequence(rng: &mut impl RngExt) -> String {
     let escape_sequences = [
         "\\\\", "\\a", "\\b", "\\c", "\\e", "\\f", "\\n", "\\r", "\\t", "\\v", "\\0NNN", "\\xHH",
     ];
diff --git a/fuzz/fuzz_targets/fuzz_env.rs b/fuzz/fuzz_targets/fuzz_env.rs
index 284089f83..df752fef4 100644
--- a/fuzz/fuzz_targets/fuzz_env.rs
+++ b/fuzz/fuzz_targets/fuzz_env.rs
@@ -10,7 +10,7 @@ use uu_env::uumain;
 
 use std::ffi::OsString;
 
-use rand::Rng;
+use rand::RngExt;
 use uufuzz::{
     CommandResult, compare_result, generate_and_run_uumain, generate_random_string, run_gnu_cmd,
 };
diff --git a/fuzz/fuzz_targets/fuzz_expr.rs b/fuzz/fuzz_targets/fuzz_expr.rs
index 77ecffabc..9a6b66e61 100644
--- a/fuzz/fuzz_targets/fuzz_expr.rs
+++ b/fuzz/fuzz_targets/fuzz_expr.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_expr::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use rand::prelude::IndexedRandom;
 use std::{env, ffi::OsString};
 
diff --git a/fuzz/fuzz_targets/fuzz_non_utf8_paths.rs b/fuzz/fuzz_targets/fuzz_non_utf8_paths.rs
index 56451502b..5e838adc6 100644
--- a/fuzz/fuzz_targets/fuzz_non_utf8_paths.rs
+++ b/fuzz/fuzz_targets/fuzz_non_utf8_paths.rs
@@ -7,7 +7,7 @@
 
 #![no_main]
 use libfuzzer_sys::fuzz_target;
-use rand::Rng;
+use rand::RngExt;
 use rand::prelude::IndexedRandom;
 use std::collections::HashSet;
 use std::env::temp_dir;
diff --git a/fuzz/fuzz_targets/fuzz_printf.rs b/fuzz/fuzz_targets/fuzz_printf.rs
index 885ebb815..597272fbd 100644
--- a/fuzz/fuzz_targets/fuzz_printf.rs
+++ b/fuzz/fuzz_targets/fuzz_printf.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_printf::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use rand::seq::IndexedRandom;
 use std::env;
 use std::ffi::OsString;
@@ -18,7 +18,7 @@ use uufuzz::{compare_result, generate_and_run_uumain, generate_random_string, ru
 
 static CMD_PATH: &str = "printf";
 
-fn generate_escape_sequence(rng: &mut impl Rng) -> String {
+fn generate_escape_sequence(rng: &mut impl RngExt) -> String {
     let escape_sequences = [
         "\\\"",
         "\\\\",
diff --git a/fuzz/fuzz_targets/fuzz_seq.rs b/fuzz/fuzz_targets/fuzz_seq.rs
index 35721865e..2d441e674 100644
--- a/fuzz/fuzz_targets/fuzz_seq.rs
+++ b/fuzz/fuzz_targets/fuzz_seq.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_seq::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use std::ffi::OsString;
 
 use uufuzz::CommandResult;
diff --git a/fuzz/fuzz_targets/fuzz_sort.rs b/fuzz/fuzz_targets/fuzz_sort.rs
index 8b38f39ec..17fcd0e5c 100644
--- a/fuzz/fuzz_targets/fuzz_sort.rs
+++ b/fuzz/fuzz_targets/fuzz_sort.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_sort::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use std::env;
 use std::ffi::OsString;
 
diff --git a/fuzz/fuzz_targets/fuzz_split.rs b/fuzz/fuzz_targets/fuzz_split.rs
index 473d86f57..c3ce54504 100644
--- a/fuzz/fuzz_targets/fuzz_split.rs
+++ b/fuzz/fuzz_targets/fuzz_split.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_split::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use std::ffi::OsString;
 
 use uufuzz::{
diff --git a/fuzz/fuzz_targets/fuzz_test.rs b/fuzz/fuzz_targets/fuzz_test.rs
index 1c77bf162..bb67b7e23 100644
--- a/fuzz/fuzz_targets/fuzz_test.rs
+++ b/fuzz/fuzz_targets/fuzz_test.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_test::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use rand::prelude::IndexedRandom;
 use std::ffi::OsString;
 
@@ -35,7 +35,7 @@ struct TestArg {
     arg_type: ArgType,
 }
 
-fn generate_random_path(rng: &mut dyn rand::RngCore) -> &'static str {
+fn generate_random_path(rng: &mut dyn rand::Rng) -> &'static str {
     match rng.random_range(0..=3) {
         0 => "/dev/null",
         1 => "/dev/random",
diff --git a/fuzz/fuzz_targets/fuzz_tr.rs b/fuzz/fuzz_targets/fuzz_tr.rs
index 5055ec0d7..0b1e70f21 100644
--- a/fuzz/fuzz_targets/fuzz_tr.rs
+++ b/fuzz/fuzz_targets/fuzz_tr.rs
@@ -8,7 +8,7 @@ use libfuzzer_sys::fuzz_target;
 use std::ffi::OsString;
 use uu_tr::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 
 use uufuzz::{
     CommandResult, compare_result, generate_and_run_uumain, generate_random_string, run_gnu_cmd,
diff --git a/fuzz/fuzz_targets/fuzz_wc.rs b/fuzz/fuzz_targets/fuzz_wc.rs
index 148ecdda1..b7d0b8a4d 100644
--- a/fuzz/fuzz_targets/fuzz_wc.rs
+++ b/fuzz/fuzz_targets/fuzz_wc.rs
@@ -8,7 +8,7 @@
 use libfuzzer_sys::fuzz_target;
 use uu_wc::uumain;
 
-use rand::Rng;
+use rand::RngExt;
 use std::ffi::OsString;
 
 use uufuzz::{
diff --git a/fuzz/uufuzz/examples/fuzzing_simulation.rs b/fuzz/uufuzz/examples/fuzzing_simulation.rs
index ad7e83161..48e9dbcdf 100644
--- a/fuzz/uufuzz/examples/fuzzing_simulation.rs
+++ b/fuzz/uufuzz/examples/fuzzing_simulation.rs
@@ -3,7 +3,7 @@
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
 
-use rand::Rng;
+use rand::RngExt;
 use std::ffi::OsString;
 use uufuzz::{generate_and_run_uumain, generate_random_string, run_gnu_cmd};
 
diff --git a/fuzz/uufuzz/src/lib.rs b/fuzz/uufuzz/src/lib.rs
index e94ffd8b1..e7c135c37 100644
--- a/fuzz/uufuzz/src/lib.rs
+++ b/fuzz/uufuzz/src/lib.rs
@@ -9,7 +9,7 @@ use libc::{STDERR_FILENO, STDOUT_FILENO, close, dup, dup2, pipe};
 use pretty_print::{
     print_diff, print_end_with_status, print_or_empty, print_section, print_with_style,
 };
-use rand::Rng;
+use rand::RngExt;
 use rand::prelude::IndexedRandom;
 use std::env::temp_dir;
 use std::ffi::OsString;