diff --git a/src/command/config.rs b/src/command/config.rs
index 6ed0e91..fdd2d21 100644
--- a/src/command/config.rs
+++ b/src/command/config.rs
@@ -1,3 +1,5 @@
+//! `config` subcommand
+
 mod migrate;
 mod validate;
 
diff --git a/src/command/config/migrate.rs b/src/command/config/migrate.rs
index efc0567..e72402d 100644
--- a/src/command/config/migrate.rs
+++ b/src/command/config/migrate.rs
@@ -1,3 +1,5 @@
+//! `config migrate` subcommand
+
 mod v20240701;
 
 use super::ConfigVersion;
diff --git a/src/command/config/migrate/v20240701.rs b/src/command/config/migrate/v20240701.rs
index 078e785..9bf19e0 100644
--- a/src/command/config/migrate/v20240701.rs
+++ b/src/command/config/migrate/v20240701.rs
@@ -1,3 +1,5 @@
+//! `config migrate 20240701` subcommand
+
 use sqlx::{postgres::PgConnectOptions, ConnectOptions};
 use std::{collections::HashMap, env, fs, io::Read};
 use yaml_rust::{Yaml, YamlLoader};
diff --git a/src/command/config/validate.rs b/src/command/config/validate.rs
index 7bc4668..f2b72df 100644
--- a/src/command/config/validate.rs
+++ b/src/command/config/validate.rs
@@ -1,3 +1,5 @@
+//! `config validate` subcommand
+
 use crate::config::{client, server};
 use std::{env, fs, io::Read};
 use validator::{Validate, ValidationErrors};
diff --git a/src/command/mod.rs b/src/command/mod.rs
index 1908999..1d57c8f 100644
--- a/src/command/mod.rs
+++ b/src/command/mod.rs
@@ -1,3 +1,5 @@
+//! Subcommand implementations
+
 pub(crate) mod config;
 pub(crate) mod version;
 
diff --git a/src/command/version.rs b/src/command/version.rs
index 78d4cd7..7e55454 100644
--- a/src/command/version.rs
+++ b/src/command/version.rs
@@ -1,3 +1,5 @@
+//! `version` subcommand
+
 use color_print::cprintln;
 
 pub(crate) fn run() {