diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index 60afe7f37f..3f5511d228 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -1060,9 +1060,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "3.0.14"
+version = "3.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b63edc3f163b3c71ec8aa23f9bd6070f77edbf3d1d198b164afa90ff00e4ec62"
+checksum = "6d76c22c9b9b215eeb8d016ad3a90417bd13cb24cf8142756e6472445876cab7"
 dependencies = [
  "atty",
  "bitflags",
@@ -1077,9 +1077,9 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "3.0.6"
+version = "3.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "517358c28fcef6607bf6f76108e02afad7e82297d132a6b846dcc1fc3efcd153"
+checksum = "5fd1122e63869df2cb309f449da1ad54a7c6dfeb7c7e6ccd8e0825d9eb93bb72"
 dependencies = [
  "heck 0.4.0",
  "proc-macro-error",
diff --git a/polkadot/cli/Cargo.toml b/polkadot/cli/Cargo.toml
index ad8936e6cb..366258a017 100644
--- a/polkadot/cli/Cargo.toml
+++ b/polkadot/cli/Cargo.toml
@@ -14,7 +14,7 @@ wasm-opt = false
 crate-type = ["cdylib", "rlib"]
 
 [dependencies]
-clap = { version = "3.0", features = ["derive"], optional = true }
+clap = { version = "3.1", features = ["derive"], optional = true }
 log = "0.4.13"
 thiserror = "1.0.30"
 futures = "0.3.21"
diff --git a/polkadot/cli/src/cli.rs b/polkadot/cli/src/cli.rs
index bbd72ffd54..39639d9d3e 100644
--- a/polkadot/cli/src/cli.rs
+++ b/polkadot/cli/src/cli.rs
@@ -16,7 +16,7 @@
 
 //! Polkadot CLI library.
 
-use clap::{AppSettings, Parser};
+use clap::Parser;
 
 #[allow(missing_docs)]
 #[derive(Debug, Parser)]
@@ -43,11 +43,11 @@ pub enum Subcommand {
 	Revert(sc_cli::RevertCmd),
 
 	#[allow(missing_docs)]
-	#[clap(name = "prepare-worker", setting = AppSettings::Hidden)]
+	#[clap(name = "prepare-worker", hide = true)]
 	PvfPrepareWorker(ValidationWorkerCommand),
 
 	#[allow(missing_docs)]
-	#[clap(name = "execute-worker", setting = AppSettings::Hidden)]
+	#[clap(name = "execute-worker", hide = true)]
 	PvfExecuteWorker(ValidationWorkerCommand),
 
 	/// The custom benchmark subcommand benchmarking runtime pallets.
diff --git a/polkadot/node/malus/Cargo.toml b/polkadot/node/malus/Cargo.toml
index 8b72a4a6fe..68e6b82f7e 100644
--- a/polkadot/node/malus/Cargo.toml
+++ b/polkadot/node/malus/Cargo.toml
@@ -28,7 +28,7 @@ color-eyre = { version = "0.6.0", default-features = false }
 assert_matches = "1.5"
 async-trait = "0.1.52"
 sp-keystore = { git = "https://github.com/paritytech/substrate", branch = "master" }
-clap = { version = "3.0", features = ["derive"] }
+clap = { version = "3.1", features = ["derive"] }
 futures = "0.3.21"
 futures-timer = "3.0.2"
 tracing = "0.1.31"
diff --git a/polkadot/node/malus/src/malus.rs b/polkadot/node/malus/src/malus.rs
index a94c195cf5..11b50cb2c2 100644
--- a/polkadot/node/malus/src/malus.rs
+++ b/polkadot/node/malus/src/malus.rs
@@ -16,7 +16,7 @@
 
 //! A malus or nemesis node launch code.
 
-use clap::{AppSettings, Parser};
+use clap::Parser;
 use color_eyre::eyre;
 use polkadot_cli::{Cli, RunCmd};
 
@@ -40,11 +40,11 @@ enum NemesisVariant {
 	DisputeAncestor(RunCmd),
 
 	#[allow(missing_docs)]
-	#[clap(name = "prepare-worker", setting = AppSettings::Hidden)]
+	#[clap(name = "prepare-worker", hide = true)]
 	PvfPrepareWorker(polkadot_cli::ValidationWorkerCommand),
 
 	#[allow(missing_docs)]
-	#[clap(name = "execute-worker", setting = AppSettings::Hidden)]
+	#[clap(name = "execute-worker", hide = true)]
 	PvfExecuteWorker(polkadot_cli::ValidationWorkerCommand),
 }
 
diff --git a/polkadot/parachain/test-parachains/adder/collator/Cargo.toml b/polkadot/parachain/test-parachains/adder/collator/Cargo.toml
index 8f593b0ad9..3c6f49bfd4 100644
--- a/polkadot/parachain/test-parachains/adder/collator/Cargo.toml
+++ b/polkadot/parachain/test-parachains/adder/collator/Cargo.toml
@@ -15,7 +15,7 @@ path = "bin/puppet_worker.rs"
 
 [dependencies]
 parity-scale-codec = { version = "2.3.1", default-features = false, features = ["derive"] }
-clap = { version = "3.0", features = ["derive"] }
+clap = { version = "3.1", features = ["derive"] }
 futures = "0.3.21"
 futures-timer = "3.0.2"
 log = "0.4.13"
diff --git a/polkadot/utils/generate-bags/Cargo.toml b/polkadot/utils/generate-bags/Cargo.toml
index 4cb2d82e30..82a455fbdb 100644
--- a/polkadot/utils/generate-bags/Cargo.toml
+++ b/polkadot/utils/generate-bags/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
 [dependencies]
-clap = { version = "3.0", features = ["derive"] }
+clap = { version = "3.1", features = ["derive"] }
 
 generate-bags = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-io = { git = "https://github.com/paritytech/substrate", branch = "master" }
diff --git a/polkadot/utils/remote-ext-tests/bags-list/Cargo.toml b/polkadot/utils/remote-ext-tests/bags-list/Cargo.toml
index ad4ac13acc..ff4cd45ec6 100644
--- a/polkadot/utils/remote-ext-tests/bags-list/Cargo.toml
+++ b/polkadot/utils/remote-ext-tests/bags-list/Cargo.toml
@@ -17,6 +17,6 @@ sp-tracing = { git = "https://github.com/paritytech/substrate", branch = "master
 frame-system = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-core = { git = "https://github.com/paritytech/substrate", branch = "master" }
 
-clap = { version = "3.0", features = ["derive"] }
+clap = { version = "3.1", features = ["derive"] }
 log = "0.4.14"
 tokio = { version = "1.17.0", features = ["macros"] }
diff --git a/polkadot/utils/staking-miner/Cargo.toml b/polkadot/utils/staking-miner/Cargo.toml
index 63ce86612f..8126c84e1a 100644
--- a/polkadot/utils/staking-miner/Cargo.toml
+++ b/polkadot/utils/staking-miner/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
 [dependencies]
-clap = { version = "3.0", features = ["derive", "env"] }
+clap = { version = "3.1", features = ["derive", "env"] }
 codec = { package = "parity-scale-codec", version = "2.0.0" }
 tracing-subscriber = { version = "0.3.9", features = ["env-filter"]   }
 jsonrpsee = { version = "0.8", features = ["ws-client", "macros"] }