diff --git a/Cargo.lock b/Cargo.lock
index 8cf7cddcb..88de76e8c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8,6 +8,12 @@ version = "0.11.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fe438c63458706e03479442743baae6c88256498e6431708f6dfc520a26515d3"
 
+[[package]]
+name = "ahash"
+version = "0.4.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "739f4a8db6605981345c5654f3a85b056ce52f37a39d34da03f25bf2151ea16e"
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.18"
@@ -234,7 +240,7 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "853eda514c284c2287f4bf20ae614f8781f40a81d32ecda6e91449304dfe077c"
 dependencies = [
- "glob 0.3.0",
+ "glob",
  "libc",
  "libloading",
 ]
@@ -294,7 +300,7 @@ dependencies = [
  "clap",
  "conv",
  "filetime",
- "glob 0.3.0",
+ "glob",
  "lazy_static",
  "libc",
  "nix 0.20.0",
@@ -652,6 +658,15 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "dlv-list"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68df3f2b690c1b86e65ef7830956aededf3cb0a16f898f79b9a6f421a7b6211b"
+dependencies = [
+ "rand 0.8.4",
+]
+
 [[package]]
 name = "dns-lookup"
 version = "1.0.5"
@@ -804,12 +819,6 @@ dependencies = [
  "wasi 0.10.2+wasi-snapshot-preview1",
 ]
 
-[[package]]
-name = "glob"
-version = "0.2.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8be18de09a56b60ed0edf84bc9df007e30040691af7acd1c41874faac5895bfb"
-
 [[package]]
 name = "glob"
 version = "0.3.0"
@@ -835,6 +844,15 @@ version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "62aca2aba2d62b4a7f5b33f3712cb1b0692779a56fb510499d5c0aa594daeaf3"
 
+[[package]]
+name = "hashbrown"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d7afe4a420e3fe79967a00898cc1f4db7c8a49a9333a29f8a4bd76a253d5cd04"
+dependencies = [
+ "ahash",
+]
+
 [[package]]
 name = "heck"
 version = "0.3.3"
@@ -893,9 +911,9 @@ dependencies = [
 
 [[package]]
 name = "ioctl-sys"
-version = "0.5.2"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e2c4b26352496eaaa8ca7cfa9bd99e93419d3f7983dc6e99c2a35fe9e33504a"
+checksum = "1c429fffa658f288669529fc26565f728489a2e39bc7b24a428aaaf51355182e"
 
 [[package]]
 name = "itertools"
@@ -1066,6 +1084,18 @@ dependencies = [
  "void",
 ]
 
+[[package]]
+name = "nix"
+version = "0.19.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2ccba0cfe4fdf15982d1674c69b1fd80bad427d293849982668dfe454bd61f2"
+dependencies = [
+ "bitflags",
+ "cc",
+ "cfg-if 1.0.0",
+ "libc",
+]
+
 [[package]]
 name = "nix"
 version = "0.20.0"
@@ -1185,6 +1215,16 @@ dependencies = [
  "pkg-config",
 ]
 
+[[package]]
+name = "ordered-multimap"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c672c7ad9ec066e428c00eb917124a06f08db19e2584de982cc34b1f4c12485"
+dependencies = [
+ "dlv-list",
+ "hashbrown",
+]
+
 [[package]]
 name = "ouroboros"
 version = "0.10.1"
@@ -1604,9 +1644,13 @@ dependencies = [
 
 [[package]]
 name = "rust-ini"
-version = "0.13.0"
+version = "0.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e52c148ef37f8c375d49d5a73aa70713125b7f19095948a923f80afdeb22ec2"
+checksum = "63471c4aa97a1cf8332a5f97709a79a4234698de6a1f5087faf66f2dae810e22"
+dependencies = [
+ "cfg-if 1.0.0",
+ "ordered-multimap",
+]
 
 [[package]]
 name = "rustc-hash"
@@ -2065,7 +2109,7 @@ name = "uu_chown"
 version = "0.0.7"
 dependencies = [
  "clap",
- "glob 0.3.0",
+ "glob",
  "uucore",
  "uucore_procs",
  "walkdir",
@@ -2121,7 +2165,7 @@ name = "uu_csplit"
 version = "0.0.7"
 dependencies = [
  "clap",
- "glob 0.2.11",
+ "glob",
  "regex",
  "thiserror",
  "uucore",
@@ -2181,7 +2225,7 @@ name = "uu_dircolors"
 version = "0.0.7"
 dependencies = [
  "clap",
- "glob 0.3.0",
+ "glob",
  "uucore",
  "uucore_procs",
 ]
@@ -2493,7 +2537,7 @@ dependencies = [
  "atty",
  "clap",
  "crossterm",
- "nix 0.13.1",
+ "nix 0.19.1",
  "redox_syscall",
  "redox_termios",
  "unicode-segmentation",
@@ -2732,7 +2776,7 @@ dependencies = [
  "clap",
  "filetime",
  "libc",
- "rand 0.5.6",
+ "rand 0.7.3",
  "time",
  "uucore",
  "uucore_procs",
@@ -3064,7 +3108,7 @@ dependencies = [
  "getopts",
  "lazy_static",
  "libc",
- "nix 0.13.1",
+ "nix 0.19.1",
  "platform-info",
  "termion",
  "thiserror",
@@ -3139,7 +3183,7 @@ version = "2.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "035793abb854745033f01a07647a79831eba29ec0be377205f2a25b0aa830020"
 dependencies = [
- "glob 0.3.0",
+ "glob",
 ]
 
 [[package]]
diff --git a/src/uu/cp/Cargo.toml b/src/uu/cp/Cargo.toml
index b7b3809a7..ca292c9a1 100644
--- a/src/uu/cp/Cargo.toml
+++ b/src/uu/cp/Cargo.toml
@@ -28,7 +28,7 @@ uucore_procs = { version=">=0.0.6", package="uucore_procs", path="../../uucore_p
 walkdir = "2.2"
 
 [target.'cfg(target_os = "linux")'.dependencies]
-ioctl-sys = "0.5.2"
+ioctl-sys = "0.6"
 
 [target.'cfg(target_os = "windows")'.dependencies]
 winapi = { version="0.3", features=["fileapi"] }
diff --git a/src/uu/csplit/Cargo.toml b/src/uu/csplit/Cargo.toml
index 2ddc3b89c..82389a93b 100644
--- a/src/uu/csplit/Cargo.toml
+++ b/src/uu/csplit/Cargo.toml
@@ -18,7 +18,7 @@ path = "src/csplit.rs"
 clap = { version = "2.33", features = ["wrap_help"] }
 thiserror = "1.0"
 regex = "1.0.0"
-glob = "0.2.11"
+glob = "0.3"
 uucore = { version=">=0.0.9", package="uucore", path="../../uucore", features=["entries", "fs"] }
 uucore_procs = { version=">=0.0.6", package="uucore_procs", path="../../uucore_procs" }
 
diff --git a/src/uu/env/Cargo.toml b/src/uu/env/Cargo.toml
index 9f778aa3f..c368cfbac 100644
--- a/src/uu/env/Cargo.toml
+++ b/src/uu/env/Cargo.toml
@@ -17,7 +17,7 @@ path = "src/env.rs"
 [dependencies]
 clap = { version = "2.33", features = ["wrap_help"] }
 libc = "0.2.42"
-rust-ini = "0.13.0"
+rust-ini = "0.17.0"
 uucore = { version=">=0.0.9", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.6", package="uucore_procs", path="../../uucore_procs" }
 
diff --git a/src/uu/env/src/env.rs b/src/uu/env/src/env.rs
index 51ff92801..9fcdf84ea 100644
--- a/src/uu/env/src/env.rs
+++ b/src/uu/env/src/env.rs
@@ -89,7 +89,7 @@ fn load_config_file(opts: &mut Options) -> Result<(), i32> {
 
         for (_, prop) in &conf {
             // ignore all INI section lines (treat them as comments)
-            for (key, value) in prop {
+            for (key, value) in prop.iter() {
                 env::set_var(key, value);
             }
         }
diff --git a/src/uu/more/Cargo.toml b/src/uu/more/Cargo.toml
index 2d66dc950..d7bbe5c75 100644
--- a/src/uu/more/Cargo.toml
+++ b/src/uu/more/Cargo.toml
@@ -28,7 +28,7 @@ redox_termios = "0.1"
 redox_syscall = "0.2"
 
 [target.'cfg(all(unix, not(target_os = "fuchsia")))'.dependencies]
-nix = "<=0.13"
+nix = "0.19"
 
 [[bin]]
 name = "more"
diff --git a/src/uu/shred/Cargo.toml b/src/uu/shred/Cargo.toml
index 89ed980c1..f515044c0 100644
--- a/src/uu/shred/Cargo.toml
+++ b/src/uu/shred/Cargo.toml
@@ -18,7 +18,7 @@ path = "src/shred.rs"
 clap = { version = "2.33", features = ["wrap_help"] }
 filetime = "0.2.1"
 libc = "0.2.42"
-rand = "0.5"
+rand = "0.7"
 time = "0.1.40"
 uucore = { version=">=0.0.9", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.6", package="uucore_procs", path="../../uucore_procs" }
diff --git a/src/uu/shred/src/shred.rs b/src/uu/shred/src/shred.rs
index 90336ea95..856908de2 100644
--- a/src/uu/shred/src/shred.rs
+++ b/src/uu/shred/src/shred.rs
@@ -9,7 +9,8 @@
 // spell-checker:ignore (words) writeback wipesync
 
 use clap::{crate_version, App, Arg};
-use rand::{Rng, ThreadRng};
+use rand::prelude::SliceRandom;
+use rand::Rng;
 use std::cell::{Cell, RefCell};
 use std::fs;
 use std::fs::{File, OpenOptions};
@@ -119,7 +120,7 @@ struct BytesGenerator<'a> {
     block_size: usize,
     exact: bool, // if false, every block's size is block_size
     gen_type: PassType<'a>,
-    rng: Option<RefCell<ThreadRng>>,
+    rng: Option<RefCell<rand::rngs::ThreadRng>>,
     bytes: [u8; BLOCK_SIZE],
 }
 
@@ -499,7 +500,8 @@ fn wipe_file(
         for pattern in PATTERNS.iter().take(remainder) {
             pass_sequence.push(PassType::Pattern(pattern));
         }
-        rand::thread_rng().shuffle(&mut pass_sequence[..]); // randomize the order of application
+        let mut rng = rand::thread_rng();
+        pass_sequence.shuffle(&mut rng); // randomize the order of application
 
         let n_random = 3 + n_passes / 10; // Minimum 3 random passes; ratio of 10 after
                                           // Evenly space random passes; ensures one at the beginning and end
diff --git a/src/uu/shuf/src/shuf.rs b/src/uu/shuf/src/shuf.rs
index 4690d1c6e..f43e41338 100644
--- a/src/uu/shuf/src/shuf.rs
+++ b/src/uu/shuf/src/shuf.rs
@@ -240,10 +240,12 @@ fn shuf_bytes(input: &mut Vec<&[u8]>, opts: Options) {
     });
 
     let mut rng = match opts.random_source {
-        Some(r) => WrappedRng::RngFile(rand::read::ReadRng::new(match File::open(&r[..]) {
-            Ok(f) => f,
-            Err(e) => crash!(1, "failed to open random source '{}': {}", &r[..], e),
-        })),
+        Some(r) => WrappedRng::RngFile(rand::rngs::adapter::ReadRng::new(
+            match File::open(&r[..]) {
+                Ok(f) => f,
+                Err(e) => crash!(1, "failed to open random source '{}': {}", &r[..], e),
+            },
+        )),
         None => WrappedRng::RngDefault(rand::thread_rng()),
     };
 
@@ -299,8 +301,8 @@ fn parse_range(input_range: &str) -> Result<(usize, usize), String> {
 }
 
 enum WrappedRng {
-    RngFile(rand::read::ReadRng<File>),
-    RngDefault(rand::ThreadRng),
+    RngFile(rand::rngs::adapter::ReadRng<File>),
+    RngDefault(rand::rngs::ThreadRng),
 }
 
 impl WrappedRng {
diff --git a/src/uucore/Cargo.toml b/src/uucore/Cargo.toml
index 60399b9be..28cba3a61 100644
--- a/src/uucore/Cargo.toml
+++ b/src/uucore/Cargo.toml
@@ -19,11 +19,11 @@ path="src/lib/lib.rs"
 dns-lookup = { version="1.0.5", optional=true }
 dunce = "1.0.0"
 getopts = "<= 0.2.21"
-wild = "2.0.4"
+wild = "2.0"
 # * optional
 thiserror = { version="1.0", optional=true }
 lazy_static = { version="1.3", optional=true }
-nix = { version="<= 0.13", optional=true }
+nix = { version="<= 0.19", optional=true }
 platform-info = { version="<= 0.1", optional=true }
 time = { version="<= 0.1.43", optional=true }
 # * "problem" dependencies (pinned)