diff --git a/src/uu/nice/Cargo.toml b/src/uu/nice/Cargo.toml
index ab6afcab2..e14fb1d14 100644
--- a/src/uu/nice/Cargo.toml
+++ b/src/uu/nice/Cargo.toml
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/nice.rs"
 
 [dependencies]
-clap = { version = "2.33", features = ["wrap_help"] }
+clap = { version = "3.0", features = ["wrap_help", "cargo"] }
 libc = "0.2.42"
 nix = "0.23.1"
 uucore = { version=">=0.0.10", package="uucore", path="../../uucore" }
diff --git a/src/uu/nice/src/nice.rs b/src/uu/nice/src/nice.rs
index dbbb0d7e6..a2aea26b0 100644
--- a/src/uu/nice/src/nice.rs
+++ b/src/uu/nice/src/nice.rs
@@ -40,7 +40,7 @@ process).",
 pub fn uumain(args: impl uucore::Args) -> UResult<()> {
     let usage = usage();
 
-    let matches = uu_app().usage(&usage[..]).get_matches_from(args);
+    let matches = uu_app().override_usage(&usage[..]).get_matches_from(args);
 
     let mut niceness = unsafe {
         nix::errno::Errno::clear();
@@ -107,17 +107,17 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
     Ok(())
 }
 
-pub fn uu_app() -> App<'static, 'static> {
+pub fn uu_app<'a>() -> App<'a> {
     App::new(uucore::util_name())
         .setting(AppSettings::TrailingVarArg)
         .version(crate_version!())
         .arg(
-            Arg::with_name(options::ADJUSTMENT)
-                .short("n")
+            Arg::new(options::ADJUSTMENT)
+                .short('n')
                 .long(options::ADJUSTMENT)
                 .help("add N to the niceness (default is 10)")
                 .takes_value(true)
                 .allow_hyphen_values(true),
         )
-        .arg(Arg::with_name(options::COMMAND).multiple(true))
+        .arg(Arg::new(options::COMMAND).multiple_occurrences(true))
 }