diff --git a/Cargo.lock b/Cargo.lock
index 6f88dd5..14807b4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -32,6 +32,55 @@ version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5c6cb57a04249c6480766f7f7cef5467412af1490f8d1e243141daddada3264f"
 
+[[package]]
+name = "anstream"
+version = "0.6.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8acc5369981196006228e28809f761875c0327210a891e941f4c683b3a99529b"
+dependencies = [
+ "anstyle",
+ "anstyle-parse",
+ "anstyle-query",
+ "anstyle-wincon",
+ "colorchoice",
+ "is_terminal_polyfill",
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55cc3b69f167a1ef2e161439aa98aed94e6028e5f9a59be9a6ffb47aef1651f9"
+
+[[package]]
+name = "anstyle-parse"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b2d16507662817a6a20a9ea92df6652ee4f94f914589377d69f3b21bc5798a9"
+dependencies = [
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle-query"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "79947af37f4177cfead1110013d678905c37501914fba0efea834c3fe9a8d60c"
+dependencies = [
+ "windows-sys 0.59.0",
+]
+
+[[package]]
+name = "anstyle-wincon"
+version = "3.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2109dbce0e72be3ec00bed26e6a7479ca384ad226efdd66db8fa2e3a38c83125"
+dependencies = [
+ "anstyle",
+ "windows-sys 0.59.0",
+]
+
 [[package]]
 name = "atomic-waker"
 version = "1.1.2"
@@ -165,6 +214,46 @@ dependencies = [
  "libloading",
 ]
 
+[[package]]
+name = "clap"
+version = "4.5.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b97f376d85a664d5837dbae44bf546e6477a679ff6610010f17276f686d867e8"
+dependencies = [
+ "clap_builder",
+ "clap_derive",
+]
+
+[[package]]
+name = "clap_builder"
+version = "4.5.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19bc80abd44e4bed93ca373a0704ccbd1b710dc5749406201bb018272808dc54"
+dependencies = [
+ "anstream",
+ "anstyle",
+ "clap_lex",
+ "strsim",
+]
+
+[[package]]
+name = "clap_derive"
+version = "4.5.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4ac6a0c7b1a9e9a5186361f67dfa1b88213572f427fb9ab038efb2bd8c582dab"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "clap_lex"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1462739cb27611015575c0c11df5df7601141071f07518d56fcc1be504cbec97"
+
 [[package]]
 name = "cmake"
 version = "0.1.51"
@@ -174,6 +263,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "colorchoice"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b63caa9aa9397e2d9480a9b13673856c78d8ac123288526c37d7839f2a86990"
+
 [[package]]
 name = "crossbeam-utils"
 version = "0.8.20"
@@ -216,7 +311,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "534c5cf6194dfab3db3242765c03bbe257cf92f22b38f6bc0c58d59108a820ba"
 dependencies = [
  "libc",
- "windows-sys",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -375,6 +470,12 @@ dependencies = [
  "foldhash",
 ]
 
+[[package]]
+name = "heck"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
+
 [[package]]
 name = "hermit-abi"
 version = "0.3.9"
@@ -399,7 +500,7 @@ version = "0.5.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3d1354bf6b7235cb4a0576c2619fd4ed18183f689b12b006a0ee7329eeff9a5"
 dependencies = [
- "windows-sys",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -417,6 +518,12 @@ dependencies = [
  "memoffset",
 ]
 
+[[package]]
+name = "is_terminal_polyfill"
+version = "1.70.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
+
 [[package]]
 name = "itertools"
 version = "0.12.1"
@@ -454,6 +561,7 @@ dependencies = [
 name = "lanspread-client"
 version = "0.1.0"
 dependencies = [
+ "clap",
  "eyre",
  "lanspread-db",
  "lanspread-proto",
@@ -491,6 +599,7 @@ name = "lanspread-server"
 version = "0.1.0"
 dependencies = [
  "bytes",
+ "clap",
  "eyre",
  "itertools 0.13.0",
  "lanspread-db",
@@ -612,7 +721,7 @@ dependencies = [
  "hermit-abi",
  "libc",
  "wasi 0.11.0+wasi-snapshot-preview1",
- "windows-sys",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -905,7 +1014,7 @@ dependencies = [
  "libc",
  "spin",
  "untrusted 0.9.0",
- "windows-sys",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -930,7 +1039,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -1244,7 +1353,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce305eb0b4296696835b71df73eb912e0f1ffd2556a501fcede6e0c50349191c"
 dependencies = [
  "libc",
- "windows-sys",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -1253,6 +1362,12 @@ version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
 
+[[package]]
+name = "strsim"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
+
 [[package]]
 name = "subtle"
 version = "2.6.1"
@@ -1295,7 +1410,7 @@ dependencies = [
  "signal-hook-registry",
  "socket2",
  "tokio-macros",
- "windows-sys",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -1388,6 +1503,12 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
 
+[[package]]
+name = "utf8parse"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
+
 [[package]]
 name = "valuable"
 version = "0.1.0"
@@ -1449,6 +1570,15 @@ dependencies = [
  "windows-targets",
 ]
 
+[[package]]
+name = "windows-sys"
+version = "0.59.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
+dependencies = [
+ "windows-targets",
+]
+
 [[package]]
 name = "windows-targets"
 version = "0.52.6"
diff --git a/Cargo.toml b/Cargo.toml
index a4f9a64..9418bea 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ resolver = "2"
 
 [workspace.dependencies]
 bytes = "1.8"
-clap = "4.5"
+clap = { version = "4.5", features = ["derive"] }
 eyre = "0.6"
 itertools = "0.13"
 s2n-quic = { version = "1.49", features = ["provider-event-tracing"] }
diff --git a/client.sh b/client.sh
index c7d95e6..9368730 100755
--- a/client.sh
+++ b/client.sh
@@ -3,5 +3,5 @@
 export RUST_LOG=info,lanspread_client=debug,lanspread_proto=debug
 #export RUST_LOG=error
 
-exec cargo run -p lanspread-client < <(while sleep 0.1; do echo "list"; sleep 0.1; echo "get 1"; sleep 0.1; echo "get 25"; done)
+exec cargo run -p lanspread-client -- "$@" < <(while sleep 0.1; do echo "list"; sleep 0.1; echo "get 1"; sleep 0.1; echo "get 25"; done)
 #RUST_LOG=info exec cargo run --profile release-lto -p lanspread-client < <(while sleep 0.1; do echo "list"; sleep 0.1; echo "get 1"; sleep 0.1; echo "get 25"; done)
diff --git a/crates/lanspread-client/Cargo.toml b/crates/lanspread-client/Cargo.toml
index 2388eec..3c63275 100644
--- a/crates/lanspread-client/Cargo.toml
+++ b/crates/lanspread-client/Cargo.toml
@@ -17,6 +17,7 @@ lanspread-db = { path = "../lanspread-db" }
 lanspread-proto = { path = "../lanspread-proto" }
 lanspread-utils = { path = "../lanspread-utils" }
 # external
+clap = { workspace = true }
 eyre = { workspace = true }
 s2n-quic = { workspace = true }
 serde_json = { workspace = true }
diff --git a/crates/lanspread-client/src/main.rs b/crates/lanspread-client/src/main.rs
index 8362b45..d12685c 100644
--- a/crates/lanspread-client/src/main.rs
+++ b/crates/lanspread-client/src/main.rs
@@ -1,19 +1,20 @@
-use std::{net::SocketAddr, time::Duration};
+use std::{
+    net::{IpAddr, SocketAddr},
+    time::Duration,
+};
 
+use clap::Parser;
 use lanspread_proto::{Message as _, Request, Response};
 use lanspread_utils::maybe_addr;
 use s2n_quic::{client::Connect, provider::limits::Limits, Client as QuicClient};
 use tokio::{
-    io::{AsyncBufReadExt as _, AsyncWriteExt as _},
+    io::{AsyncBufReadExt as _, AsyncWriteExt as _, BufReader},
     sync::mpsc::UnboundedReceiver,
 };
 use tracing_subscriber::EnvFilter;
 
 static CERT_PEM: &str = include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../../cert.pem"));
 
-const SERVER_ADDR: &str = "127.0.0.1";
-const SERVER_PORT: u16 = 13337;
-
 #[derive(Debug)]
 enum ControlMessage {
     ListGames,
@@ -24,7 +25,7 @@ struct Client;
 
 impl Client {
     pub(crate) async fn run(
-        addr: SocketAddr,
+        remote_addr: SocketAddr,
         mut rx_control: UnboundedReceiver<ControlMessage>,
     ) -> eyre::Result<()> {
         tracing_subscriber::fmt()
@@ -39,7 +40,7 @@ impl Client {
             .with_limits(limits)?
             .start()?;
 
-        let conn = Connect::new(addr).with_server_name("localhost");
+        let conn = Connect::new(remote_addr).with_server_name("localhost");
         let mut conn = client.connect(conn).await?;
         conn.keep_alive(true)?;
 
@@ -110,19 +111,30 @@ impl Client {
     }
 }
 
+#[derive(Debug, Parser)]
+struct Cli {
+    /// Server IP address.
+    #[clap(long, default_value = "127.0.0.1")]
+    ip: IpAddr,
+    /// Server port.
+    #[clap(long, default_value = "13337")]
+    port: u16,
+}
+
 #[tokio::main]
 async fn main() -> eyre::Result<()> {
+    let cli = Cli::parse();
+
     let (tx_control, rx_control) = tokio::sync::mpsc::unbounded_channel::<ControlMessage>();
 
     // Spawn client in a separate task
     let client_handle = tokio::spawn(async move {
-        #[allow(clippy::unwrap_used)]
-        let addr = format!("{SERVER_ADDR}:{SERVER_PORT}").parse().unwrap();
-        Client::run(addr, rx_control).await
+        let remote_addr = SocketAddr::from((cli.ip, cli.port));
+        Client::run(remote_addr, rx_control).await
     });
 
     // Handle stdin commands in the main task
-    let mut stdin = tokio::io::BufReader::new(tokio::io::stdin());
+    let mut stdin = BufReader::new(tokio::io::stdin());
     let mut line = String::new();
 
     loop {
diff --git a/crates/lanspread-server/Cargo.toml b/crates/lanspread-server/Cargo.toml
index 56d801d..0cb9031 100644
--- a/crates/lanspread-server/Cargo.toml
+++ b/crates/lanspread-server/Cargo.toml
@@ -19,6 +19,7 @@ lanspread-utils = { path = "../lanspread-utils" }
 
 # external
 bytes = { workspace = true }
+clap = { workspace = true }
 eyre = { workspace = true }
 itertools = { workspace = true }
 s2n-quic = { workspace = true }
diff --git a/crates/lanspread-server/src/main.rs b/crates/lanspread-server/src/main.rs
index 4361eca..25d9efc 100644
--- a/crates/lanspread-server/src/main.rs
+++ b/crates/lanspread-server/src/main.rs
@@ -1,9 +1,10 @@
 use std::{
-    net::SocketAddr,
+    net::{IpAddr, SocketAddr},
     path::{Path, PathBuf},
     sync::Arc,
 };
 
+use clap::Parser;
 use lanspread_db::db::GameDB;
 use lanspread_proto::{Message as _, Request, Response};
 use lanspread_utils::maybe_addr;
@@ -17,9 +18,6 @@ mod testing;
 static KEY_PEM: &str = include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../../key.pem"));
 static CERT_PEM: &str = include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/../../cert.pem"));
 
-const SERVER_ADDR: &str = "0.0.0.0";
-const SERVER_PORT: u16 = 13337;
-
 pub(crate) struct Server {
     db_path: PathBuf,
 }
@@ -162,14 +160,22 @@ impl RequestHandler {
 
 const GAME_DB_PATH: &str = "/home/pfs/shm/game.db";
 
+#[derive(Debug, Parser)]
+struct Cli {
+    /// The IP address to bind to.
+    #[clap(long, default_value = "127.0.0.1")]
+    ip: IpAddr,
+    /// The listen port.
+    #[clap(long, default_value = "13337")]
+    port: u16,
+}
+
 #[tokio::main]
 async fn main() -> eyre::Result<()> {
+    let cli = Cli::parse();
+
     generate_test_db(GAME_DB_PATH);
 
     let mut server = Server::new(GAME_DB_PATH);
-
-    #[allow(clippy::unwrap_used)]
-    server
-        .run(format!("{SERVER_ADDR}:{SERVER_PORT}").parse().unwrap())
-        .await
+    server.run(SocketAddr::from((cli.ip, cli.port))).await
 }
diff --git a/server.sh b/server.sh
index db3a12f..f6a50c5 100755
--- a/server.sh
+++ b/server.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
 export RUST_LOG=info,lanspread_server=debug,lanspread_proto=debug
-exec cargo run -p lanspread-server
+exec cargo run -p lanspread-server -- "$@"
 
 #RUST_LOG=info exec cargo run --profile release-lto -p lanspread-server