diff --git a/Cargo.lock b/Cargo.lock
index 52ee841..ef9fd34 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -96,26 +96,24 @@ checksum = "fff857943da45f546682664a79488be82e69e43c1a7a2307679ab9afb3a66d2e"
 
 [[package]]
 name = "clap"
-version = "3.2.22"
+version = "4.0.0-rc.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86447ad904c7fb335a790c9d7fe3d0d971dc523b8ccd1561a520de9a85302750"
+checksum = "9b01032b244c348ae40c5d99113438c95ee7343cd303bb361fc06dcb4c1d93e8"
 dependencies = [
  "atty",
  "bitflags",
  "clap_derive",
  "clap_lex",
- "indexmap",
  "once_cell",
  "strsim",
  "termcolor",
- "textwrap",
 ]
 
 [[package]]
 name = "clap_derive"
-version = "3.2.18"
+version = "4.0.0-rc.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea0c8bce528c4be4da13ea6fead8965e95b6073585a2f05204bd8f4119f82a65"
+checksum = "51eef4d62724bf369e9ca7458cfde0c55263708b4552020058fba384864e8c23"
 dependencies = [
  "heck",
  "proc-macro-error",
@@ -126,9 +124,9 @@ dependencies = [
 
 [[package]]
 name = "clap_lex"
-version = "0.2.4"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2850f2f5a82cbf437dd5af4d49848fbdfc27c157c3d010345776f952765261c5"
+checksum = "0d4198f73e42b4936b35b5bb248d81d2b595ecb170da0bac7655c54eedfa8da8"
 dependencies = [
  "os_str_bytes",
 ]
@@ -228,12 +226,6 @@ version = "0.26.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "22030e2c5a68ec659fde1e949a745124b48e6fa8b045b7ed5bd1fe4ccc5c4e5d"
 
-[[package]]
-name = "hashbrown"
-version = "0.12.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
-
 [[package]]
 name = "hcctl"
 version = "2.0.4"
@@ -299,16 +291,6 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce23b50ad8242c51a442f3ff322d56b02f08852c77e4c0b4d3fd684abc89c683"
 
-[[package]]
-name = "indexmap"
-version = "1.9.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10a35a97730320ffe8e2d410b5d3b69279b98d2c14bdb8b70ea89ecf7888d41e"
-dependencies = [
- "autocfg",
- "hashbrown",
-]
-
 [[package]]
 name = "itoa"
 version = "1.0.3"
@@ -687,12 +669,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "textwrap"
-version = "0.15.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "949517c0cf1bf4ee812e2e07e08ab448e3ae0d23472aee8a06c985f0c8815b16"
-
 [[package]]
 name = "thiserror"
 version = "1.0.32"
diff --git a/hcctl/Cargo.toml b/hcctl/Cargo.toml
index d35cf47..5e1114d 100644
--- a/hcctl/Cargo.toml
+++ b/hcctl/Cargo.toml
@@ -14,7 +14,7 @@ include = ["src/**/*", "../LICENSE-*", "README.md"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-clap = { version = "3.2.22", features = [ "color", "deprecated", "derive" ] }
+clap = { version = "4.0.0-rc.1", features = [ "color", "deprecated", "derive" ] }
 color-eyre = { version = "0.6.2", default-features = false }
 comfy-table = "6.1.0"
 healthchecks = { path = "../healthchecks", version = "^3.1.2" }
diff --git a/hcctl/src/cli.rs b/hcctl/src/cli.rs
index 86fb756..5b8f8bc 100644
--- a/hcctl/src/cli.rs
+++ b/hcctl/src/cli.rs
@@ -1,4 +1,4 @@
-use clap::{AppSettings, Parser};
+use clap::Parser;
 
 #[derive(Debug)]
 pub(crate) struct Settings {
@@ -7,10 +7,9 @@ pub(crate) struct Settings {
 }
 
 #[derive(Parser)]
-#[clap(author, version, about)]
-#[clap(global_setting(AppSettings::DeriveDisplayOrder))]
+#[command(author, version, about)]
 pub(crate) struct Opts {
-    #[clap(subcommand)]
+    #[command(subcommand)]
     pub(crate) subcommand: SubCommand,
 }
 
diff --git a/monitor/Cargo.toml b/monitor/Cargo.toml
index f7a972f..90406a8 100644
--- a/monitor/Cargo.toml
+++ b/monitor/Cargo.toml
@@ -14,7 +14,7 @@ include = ["src/**/*", "../LICENSE-*", "README.md"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-clap = { version = "3.2.22", features = [ "color", "deprecated", "derive" ] }
+clap = { version = "4.0.0-rc.1", features = [ "color", "deprecated", "derive" ] }
 color-eyre = { version = "0.6.2", default-features = false }
 healthchecks = { path = "../healthchecks", version = "^3.1.2" }
 subprocess = "0.2.9"
diff --git a/monitor/src/cli.rs b/monitor/src/cli.rs
index 60440a2..8ef348b 100644
--- a/monitor/src/cli.rs
+++ b/monitor/src/cli.rs
@@ -1,37 +1,29 @@
-use clap::{AppSettings, Parser};
+use clap::Parser;
 
 /// This is useful to have a good-looking default in the clap generated help.
 const FAKE_EMPTY_STRING: &str = "\"\"";
 
 #[derive(Parser)]
-#[clap(author, version, about)]
-#[clap(global_setting(AppSettings::DeriveDisplayOrder))]
+#[command(author, version, about)]
 pub(crate) struct Opts {
     /// command to execute and monitor
-    #[clap(short = 'X', long = "exec", action)]
+    #[arg(short = 'X', long = "exec")]
     pub(crate) command: Vec<String>,
     /// starts a timer before running the command
-    #[clap(short = 't', long = "timer", action)]
+    #[arg(short = 't', long = "timer")]
     pub(crate) timer: bool,
     /// saves the execution logs with the failure ping to allow debugging on healthchecks.io
-    #[clap(short = 'l', long = "logs", action)]
+    #[arg(short = 'l', long = "logs")]
     pub(crate) save_logs: bool,
     /// number of times to retry the command before logging a failure
-    #[clap(
-        short = 'r',
-        long = "retries",
-        default_value = "1",
-        required = false,
-        action
-    )]
+    #[arg(short = 'r', long = "retries", default_value = "1", required = false)]
     pub(crate) retry_count: u8,
     /// user agent to be logged at healthchecks.io
-    #[clap(
+    #[arg(
         short = 'u',
         long = "user-agent",
         required = false,
-        default_value = FAKE_EMPTY_STRING,
-        action,
+        default_value = FAKE_EMPTY_STRING
     )]
     pub(crate) user_agent: String,
 }