diff --git a/composer.json b/composer.json
index 5960970..b258a5d 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
     "name": "fwdekker/death-notifier",
     "description": "Get notified when a famous person dies.",
-    "version": "0.15.5", "_comment_version": "Also update version in `package.json`!",
+    "version": "0.15.6", "_comment_version": "Also update version in `package.json`!",
     "type": "project",
     "license": "MIT",
     "homepage": "https://git.fwdekker.com/tools/death-notifier",
diff --git a/composer.lock b/composer.lock
index 888106b..605a5e0 100644
Binary files a/composer.lock and b/composer.lock differ
diff --git a/package-lock.json b/package-lock.json
index c6c8500..bb99184 100644
Binary files a/package-lock.json and b/package-lock.json differ
diff --git a/package.json b/package.json
index 7015551..a17703d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "death-notifier",
-    "version": "0.15.5", "_comment_version": "Also update version in `composer.json`!",
+    "version": "0.15.6", "_comment_version": "Also update version in `composer.json`!",
     "description": "Get notified when a famous person dies.",
     "author": "Florine W. Dekker",
     "browser": "dist/bundle.js",
diff --git a/src/main/api.php b/src/main/api.php
index 7bf94b9..d2ceed0 100644
--- a/src/main/api.php
+++ b/src/main/api.php
@@ -3,18 +3,19 @@
 use com\fwdekker\deathnotifier\ActionDispatcher;
 use com\fwdekker\deathnotifier\ActionMethod;
 use com\fwdekker\deathnotifier\Database;
-use com\fwdekker\deathnotifier\EmulateCronCliAction;
+use com\fwdekker\deathnotifier\EmulateCronAction;
 use com\fwdekker\deathnotifier\LoggerUtil;
 use com\fwdekker\deathnotifier\mailer\MailManager;
-use com\fwdekker\deathnotifier\mailer\ProcessEmailQueueCliAction;
+use com\fwdekker\deathnotifier\mailer\ProcessEmailQueueAction;
 use com\fwdekker\deathnotifier\mediawiki\MediaWiki;
+use com\fwdekker\deathnotifier\ProtectedAction;
 use com\fwdekker\deathnotifier\Response;
 use com\fwdekker\deathnotifier\StartSessionAction;
 use com\fwdekker\deathnotifier\tracking\AddTrackingAction;
 use com\fwdekker\deathnotifier\tracking\ListTrackingsAction;
 use com\fwdekker\deathnotifier\tracking\RemoveTrackingAction;
 use com\fwdekker\deathnotifier\tracking\TrackingManager;
-use com\fwdekker\deathnotifier\tracking\UpdateTrackingsCliAction;
+use com\fwdekker\deathnotifier\tracking\UpdateTrackingsAction;
 use com\fwdekker\deathnotifier\user\GetUserDataAction;
 use com\fwdekker\deathnotifier\user\LoginAction;
 use com\fwdekker\deathnotifier\user\LogoutAction;
@@ -41,6 +42,11 @@ $config = Util::read_config();
 LoggerUtil::configure($config["logger"]);
 $logger = LoggerUtil::with_name();
 
+if (hash_equals($config["admin"]["cli_secret"], "REPLACE THIS WITH A SECRET VALUE")) {
+    $logger->error("You must set a CLI secret in the configuration file before running Death Notifier.");
+    exit(1);
+}
+
 $db = new Database($config["database"]["filename"]);
 
 $mediawiki = new MediaWiki();
@@ -82,12 +88,12 @@ try {
     $dispatcher->register_action(new RemoveTrackingAction($tracking_manager));
     // CLI actions
     $cli_actions = [
-        new UpdateTrackingsCliAction($config, $db->conn, $tracking_manager, $mediawiki, $mail_manager),
-        new ProcessEmailQueueCliAction($config, $mail_manager),
+        new UpdateTrackingsAction($db->conn, $tracking_manager, $mediawiki, $mail_manager, $config["admin"]["cli_secret"]),
+        new ProcessEmailQueueAction($config, $mail_manager, $config["admin"]["cli_secret"]),
     ];
     $dispatcher->register_action($cli_actions[0]);
     $dispatcher->register_action($cli_actions[1]);
-    $dispatcher->register_action(new EmulateCronCliAction($cli_actions));
+    $dispatcher->register_action(new EmulateCronAction($cli_actions));
     // Dispatch
     if (isset($_GET["action"]))
         $response = $dispatcher->handle(ActionMethod::GET);
diff --git a/src/main/config.default.ini.php b/src/main/config.default.ini.php
index c6f7186..bf98424 100644
--- a/src/main/config.default.ini.php
+++ b/src/main/config.default.ini.php
@@ -3,6 +3,7 @@
 # TODO: Add i18n
 
 [admin]
+# TODO: Replace stored password with hash of password
 # Password to use the CLI of `api.php`. Until this value is changed from its default, the feature is disabled
 cli_secret = REPLACE THIS WITH A SECRET VALUE
 
diff --git a/src/main/php/com/fwdekker/deathnotifier/Action.php b/src/main/php/com/fwdekker/deathnotifier/Action.php
index 3fa3177..813ad7e 100644
--- a/src/main/php/com/fwdekker/deathnotifier/Action.php
+++ b/src/main/php/com/fwdekker/deathnotifier/Action.php
@@ -6,6 +6,7 @@ use com\fwdekker\deathnotifier\validator\IsEqualToRule;
 use com\fwdekker\deathnotifier\validator\IsNotSetRule;
 use com\fwdekker\deathnotifier\validator\IsSetRule;
 use com\fwdekker\deathnotifier\validator\Rule;
+use com\fwdekker\deathnotifier\validator\ValidationException;
 use InvalidArgumentException;
 
 
@@ -66,6 +67,7 @@ abstract class Action
         $this->method = $method;
         $this->name = $name;
 
+        // TODO: Move authorisation-related validation to `dispatch` method?
         $this->require_logged_in = $require_logged_in;
         $this->require_logged_out = $require_logged_out;
         $this->require_valid_csrf_token = $require_valid_csrf_token;
diff --git a/src/main/php/com/fwdekker/deathnotifier/ActionDispatcher.php b/src/main/php/com/fwdekker/deathnotifier/ActionDispatcher.php
index ce7c388..c24efb2 100644
--- a/src/main/php/com/fwdekker/deathnotifier/ActionDispatcher.php
+++ b/src/main/php/com/fwdekker/deathnotifier/ActionDispatcher.php
@@ -2,6 +2,7 @@
 
 namespace com\fwdekker\deathnotifier;
 
+use com\fwdekker\deathnotifier\validator\ValidationException;
 use InvalidArgumentException;
 
 
diff --git a/src/main/php/com/fwdekker/deathnotifier/CliAction.php b/src/main/php/com/fwdekker/deathnotifier/CliAction.php
deleted file mode 100644
index df40f9a..0000000
--- a/src/main/php/com/fwdekker/deathnotifier/CliAction.php
+++ /dev/null
@@ -1,54 +0,0 @@
-<?php
-
-namespace com\fwdekker\deathnotifier;
-
-use com\fwdekker\deathnotifier\validator\Rule;
-
-
-/**
- * An action for the CLI, which requires a valid password to be executed.
- */
-abstract class CliAction extends Action
-{
-    /**
-     * @var array<string, mixed> the application's configuration
-     */
-    protected mixed $config;
-
-
-    /**
-     * Constructs a new CLI action.
-     *
-     * @param array<string, mixed> $config the application's configuration
-     * @param string $name the name of the action that this action handles
-     * @param array<string, Rule[]> $rule_lists maps input keys to {@see Rule}s that should be validated before this
-     * action is handled
-     */
-    public function __construct(mixed $config, string $name, array $rule_lists = [])
-    {
-        parent::__construct(ActionMethod::CLI, $name, rule_lists: $rule_lists);
-
-        $this->config = $config;
-    }
-
-
-    /**
-     * Validates the admin password, and then validates remaining inputs as with any {@see Action}.
-     *
-     * @return void
-     * @throws ValidationException if the input is invalid
-     */
-    public function validate_inputs(): void
-    {
-        $inputs = $this->method->get_inputs();
-        if (hash_equals($this->config["admin"]["cli_secret"], "REPLACE THIS WITH A SECRET VALUE"))
-            throw new ValidationException("Default config value for 'cli_secret' detected. CLI access disabled.");
-        if (!isset($inputs["password"]))
-            throw new ValidationException("Password required. Specify a password using `password=...`.");
-        // TODO: Read input password from file specified as an input argument in `$argv` (= `$inputs`)
-        if (!hash_equals($this->config["admin"]["cli_secret"], $inputs["password"]))
-            throw new ValidationException("Incorrect password.");
-
-        parent::validate_inputs();
-    }
-}
diff --git a/src/main/php/com/fwdekker/deathnotifier/Database.php b/src/main/php/com/fwdekker/deathnotifier/Database.php
index 7a808ff..a4b25e5 100644
--- a/src/main/php/com/fwdekker/deathnotifier/Database.php
+++ b/src/main/php/com/fwdekker/deathnotifier/Database.php
@@ -37,7 +37,7 @@ class Database
      */
     public function __construct(string $filename)
     {
-        $this->logger = LoggerUtil::with_name("Database");
+        $this->logger = LoggerUtil::with_name($this::class);
 
         $this->conn = new PDO("sqlite:$filename", options: array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION));
         $this->conn->exec("PRAGMA foreign_keys = ON;");
diff --git a/src/main/php/com/fwdekker/deathnotifier/EmulateCronCliAction.php b/src/main/php/com/fwdekker/deathnotifier/EmulateCronAction.php
similarity index 91%
rename from src/main/php/com/fwdekker/deathnotifier/EmulateCronCliAction.php
rename to src/main/php/com/fwdekker/deathnotifier/EmulateCronAction.php
index eee6f1d..0f29175 100644
--- a/src/main/php/com/fwdekker/deathnotifier/EmulateCronCliAction.php
+++ b/src/main/php/com/fwdekker/deathnotifier/EmulateCronAction.php
@@ -3,12 +3,14 @@
 namespace com\fwdekker\deathnotifier;
 
 
+use com\fwdekker\deathnotifier\validator\ValidationException;
+
 /**
  * Periodically executes several other actions, as if cron jobs have been set up to do so.
  *
  * Intended for local development only.
  */
-class EmulateCronCliAction extends Action
+class EmulateCronAction extends Action
 {
     /**
      * The number of seconds between executing tasks.
@@ -57,7 +59,7 @@ class EmulateCronCliAction extends Action
             print("Emulating cron jobs.\n");
             foreach ($this->actions as $action)
                 $action->handle();
-            print("Done\n");
+            print("Done.\n");
 
             sleep(self::INTERVAL);
         }
diff --git a/src/main/php/com/fwdekker/deathnotifier/LoggerUtil.php b/src/main/php/com/fwdekker/deathnotifier/LoggerUtil.php
index 09e474f..df80200 100644
--- a/src/main/php/com/fwdekker/deathnotifier/LoggerUtil.php
+++ b/src/main/php/com/fwdekker/deathnotifier/LoggerUtil.php
@@ -24,7 +24,7 @@ class LoggerUtil
     /**
      * Configures the main logger.
      *
-     * @param array $config the logger configuration
+     * @param array<string, mixed> $config the logger configuration
      * @return void
      */
     public static function configure(array $config): void
diff --git a/src/main/php/com/fwdekker/deathnotifier/mailer/ProcessEmailQueueCliAction.php b/src/main/php/com/fwdekker/deathnotifier/mailer/ProcessEmailQueueAction.php
similarity index 77%
rename from src/main/php/com/fwdekker/deathnotifier/mailer/ProcessEmailQueueCliAction.php
rename to src/main/php/com/fwdekker/deathnotifier/mailer/ProcessEmailQueueAction.php
index 47b4b53..47e42da 100644
--- a/src/main/php/com/fwdekker/deathnotifier/mailer/ProcessEmailQueueCliAction.php
+++ b/src/main/php/com/fwdekker/deathnotifier/mailer/ProcessEmailQueueAction.php
@@ -2,9 +2,11 @@
 
 namespace com\fwdekker\deathnotifier\mailer;
 
+use com\fwdekker\deathnotifier\Action;
 use com\fwdekker\deathnotifier\ActionException;
-use com\fwdekker\deathnotifier\CliAction;
+use com\fwdekker\deathnotifier\ActionMethod;
 use com\fwdekker\deathnotifier\LoggerUtil;
+use com\fwdekker\deathnotifier\validator\IsEqualToRule;
 use Monolog\Logger;
 use PHPMailer\PHPMailer\Exception as PHPMailerException;
 use PHPMailer\PHPMailer\PHPMailer;
@@ -14,12 +16,16 @@ use PHPMailer\PHPMailer\SMTP;
 /**
  * Processes the queue of emails to send.
  */
-class ProcessEmailQueueCliAction extends CliAction
+class ProcessEmailQueueAction extends Action
 {
     /**
      * @var Logger the logger to log with
      */
     private readonly Logger $logger;
+    /**
+     * @var array<string, mixed> the application's configuration
+     */
+    private readonly array $config;
     /**
      * @var MailManager the manager to process the queue with
      */
@@ -29,14 +35,20 @@ class ProcessEmailQueueCliAction extends CliAction
     /**
      * Constructs a new `ProcessEmailQueueAction`.
      *
-     * @param mixed $config the application's configuration
+     * @param array<string, mixed> $config the application's configuration
      * @param MailManager $mail_manager the manager to process the queue with
+     * @param string $password the admin password required to perform this function
      */
-    public function __construct(mixed $config, MailManager $mail_manager)
+    public function __construct(array $config, MailManager $mail_manager, string $password)
     {
-        parent::__construct($config, "process-email-queue");
+        parent::__construct(
+            ActionMethod::CLI,
+            "process-email-queue",
+            rule_lists: ["password" => [new IsEqualToRule($password, "Incorrect password.")]],
+        );
 
-        $this->logger = LoggerUtil::with_name("ProcessEmailQueueCliAction");
+        $this->logger = LoggerUtil::with_name($this::class);
+        $this->config = $config;
         $this->mail_manager = $mail_manager;
     }
 
diff --git a/src/main/php/com/fwdekker/deathnotifier/mediawiki/IsPersonPageRule.php b/src/main/php/com/fwdekker/deathnotifier/mediawiki/IsPersonPageRule.php
index 80cd1bd..2fb0000 100644
--- a/src/main/php/com/fwdekker/deathnotifier/mediawiki/IsPersonPageRule.php
+++ b/src/main/php/com/fwdekker/deathnotifier/mediawiki/IsPersonPageRule.php
@@ -2,8 +2,10 @@
 
 namespace com\fwdekker\deathnotifier\mediawiki;
 
-use com\fwdekker\deathnotifier\ValidationException;
+use com\fwdekker\deathnotifier\LoggerUtil;
 use com\fwdekker\deathnotifier\validator\Rule;
+use com\fwdekker\deathnotifier\validator\ValidationException;
+use Monolog\Logger;
 
 
 /**
@@ -11,6 +13,10 @@ use com\fwdekker\deathnotifier\validator\Rule;
  */
 class IsPersonPageRule extends Rule
 {
+    /**
+     * @var Logger the logger to log with
+     */
+    private Logger $logger;
     /**
      * @var MediaWiki the instance to connect to Wikipedia with
      */
@@ -28,6 +34,7 @@ class IsPersonPageRule extends Rule
     {
         parent::__construct($override_message);
 
+        $this->logger = LoggerUtil::with_name($this::class);
         $this->mediawiki = $mediawiki;
     }
 
@@ -47,16 +54,14 @@ class IsPersonPageRule extends Rule
         $person_name = $inputs[$key];
         try {
             $info = $this->mediawiki->query_person_info([$person_name]);
-        } catch (MediaWikiException) {
-            // TODO: Log this exception!
-//            $this->logger->error("Failed to query page info.", ["cause" => $exception, "name" => $person_name]);
+        } catch (MediaWikiException $exception) {
+            $this->logger->error("Failed to query page info.", ["cause" => $exception, "name" => $person_name]);
             throw new ValidationException(
                 $this->override_message ?? "Could not reach Wikipedia. Maybe the website is down?"
             );
         }
 
         $normalized_name = $info->redirects[$person_name];
-        $status = $info->results[$normalized_name]["status"];
         $type = $info->results[$normalized_name]["type"];
 
         if (in_array($normalized_name, $info->missing))
diff --git a/src/main/php/com/fwdekker/deathnotifier/mediawiki/MediaWiki.php b/src/main/php/com/fwdekker/deathnotifier/mediawiki/MediaWiki.php
index 77aa5cb..6259162 100644
--- a/src/main/php/com/fwdekker/deathnotifier/mediawiki/MediaWiki.php
+++ b/src/main/php/com/fwdekker/deathnotifier/mediawiki/MediaWiki.php
@@ -44,7 +44,7 @@ class MediaWiki
      */
     public function __construct()
     {
-        $this->logger = LoggerUtil::with_name("MediaWiki");
+        $this->logger = LoggerUtil::with_name($this::class);
     }
 
 
diff --git a/src/main/php/com/fwdekker/deathnotifier/tracking/AddTrackingAction.php b/src/main/php/com/fwdekker/deathnotifier/tracking/AddTrackingAction.php
index c275afa..b8f7085 100644
--- a/src/main/php/com/fwdekker/deathnotifier/tracking/AddTrackingAction.php
+++ b/src/main/php/com/fwdekker/deathnotifier/tracking/AddTrackingAction.php
@@ -6,12 +6,14 @@ use com\fwdekker\deathnotifier\Action;
 use com\fwdekker\deathnotifier\ActionException;
 use com\fwdekker\deathnotifier\ActionMethod;
 use com\fwdekker\deathnotifier\IllegalStateException;
+use com\fwdekker\deathnotifier\LoggerUtil;
 use com\fwdekker\deathnotifier\mediawiki\IsPersonPageRule;
 use com\fwdekker\deathnotifier\mediawiki\MediaWiki;
 use com\fwdekker\deathnotifier\mediawiki\MediaWikiException;
-use com\fwdekker\deathnotifier\ValidationException;
 use com\fwdekker\deathnotifier\validator\HasLengthRule;
 use com\fwdekker\deathnotifier\validator\IsNotBlankRule;
+use com\fwdekker\deathnotifier\validator\ValidationException;
+use Monolog\Logger;
 
 
 /**
@@ -19,6 +21,10 @@ use com\fwdekker\deathnotifier\validator\IsNotBlankRule;
  */
 class AddTrackingAction extends Action
 {
+    /**
+     * @var Logger the logger to log with
+     */
+    private Logger $logger;
     /**
      * @var TrackingManager the manager to add the tracking to
      */
@@ -51,6 +57,7 @@ class AddTrackingAction extends Action
             ],
         );
 
+        $this->logger = LoggerUtil::with_name($this::class);
         $this->tracking_manager = $tracking_manager;
         $this->mediawiki = $mediawiki;
     }
@@ -72,8 +79,7 @@ class AddTrackingAction extends Action
         try {
             $info = $this->mediawiki->query_person_info([$person_name]);
         } catch (MediaWikiException $exception) {
-            // TODO: Log this?
-//            $this->logger->error("Failed to query page info.", ["cause" => $exception, "name" => $person_name]);
+            $this->logger->error("Failed to query page info.", ["cause" => $exception, "name" => $person_name]);
             throw new ActionException("Could not reach Wikipedia. Maybe the website is down?");
         }
 
diff --git a/src/main/php/com/fwdekker/deathnotifier/tracking/TrackingManager.php b/src/main/php/com/fwdekker/deathnotifier/tracking/TrackingManager.php
index 6185dbc..3a6fd72 100644
--- a/src/main/php/com/fwdekker/deathnotifier/tracking/TrackingManager.php
+++ b/src/main/php/com/fwdekker/deathnotifier/tracking/TrackingManager.php
@@ -24,10 +24,6 @@ class TrackingManager
      */
     public const MAX_TITLE_LENGTH = 255;
 
-    /**
-     * @var Logger the logger to log with
-     */
-    private Logger $logger;
     /**
      * @var PDO the database connection to interact with
      */
@@ -41,7 +37,6 @@ class TrackingManager
      */
     public function __construct(PDO $conn)
     {
-        $this->logger = LoggerUtil::with_name("TrackingManager");
         $this->conn = $conn;
     }
 
diff --git a/src/main/php/com/fwdekker/deathnotifier/tracking/UpdateTrackingsCliAction.php b/src/main/php/com/fwdekker/deathnotifier/tracking/UpdateTrackingsAction.php
similarity index 77%
rename from src/main/php/com/fwdekker/deathnotifier/tracking/UpdateTrackingsCliAction.php
rename to src/main/php/com/fwdekker/deathnotifier/tracking/UpdateTrackingsAction.php
index c8d69a0..7a52167 100644
--- a/src/main/php/com/fwdekker/deathnotifier/tracking/UpdateTrackingsCliAction.php
+++ b/src/main/php/com/fwdekker/deathnotifier/tracking/UpdateTrackingsAction.php
@@ -2,20 +2,28 @@
 
 namespace com\fwdekker\deathnotifier\tracking;
 
+use com\fwdekker\deathnotifier\Action;
 use com\fwdekker\deathnotifier\ActionException;
-use com\fwdekker\deathnotifier\CliAction;
+use com\fwdekker\deathnotifier\ActionMethod;
 use com\fwdekker\deathnotifier\Database;
+use com\fwdekker\deathnotifier\LoggerUtil;
 use com\fwdekker\deathnotifier\mailer\MailManager;
 use com\fwdekker\deathnotifier\mediawiki\MediaWiki;
 use com\fwdekker\deathnotifier\mediawiki\MediaWikiException;
+use com\fwdekker\deathnotifier\validator\IsEqualToRule;
+use Monolog\Logger;
 use PDO;
 
 
 /**
  * Updates all trackings that users have added.
  */
-class UpdateTrackingsCliAction extends CliAction
+class UpdateTrackingsAction extends Action
 {
+    /**
+     * @var Logger the logger to log with
+     */
+    private Logger $logger;
     /**
      * @var PDO the database connection to interact with
      */
@@ -37,17 +45,22 @@ class UpdateTrackingsCliAction extends CliAction
     /**
      * Constructs a new `UpdateTrackingsAction`.
      *
-     * @param mixed $config the application's configuration
      * @param PDO $conn the database connection to interact with
      * @param TrackingManager $tracking_manager the manager through which trackings should be updated
      * @param MediaWiki $mediawiki the instance to connect to Wikipedia with
      * @param MailManager $mailer the mailer to send emails with
+     * @param string $password the admin password required to perform this function
      */
-    public function __construct(mixed       $config, PDO $conn, TrackingManager $tracking_manager, MediaWiki $mediawiki,
-                                MailManager $mailer)
+    public function __construct(PDO $conn, TrackingManager $tracking_manager, MediaWiki $mediawiki, MailManager $mailer,
+                                string $password)
     {
-        parent::__construct($config, "update-trackings");
+        parent::__construct(
+            ActionMethod::CLI,
+            "update-trackings",
+            rule_lists: ["password" => [new IsEqualToRule($password, "Incorrect password.")]],
+        );
 
+        $this->logger = LoggerUtil::with_name($this::class);
         $this->conn = $conn;
         $this->tracking_manager = $tracking_manager;
         $this->mediawiki = $mediawiki;
@@ -64,15 +77,14 @@ class UpdateTrackingsCliAction extends CliAction
     public function handle(): mixed
     {
         $names = $this->tracking_manager->list_all_unique_person_names();
-        if (empty($names)) return;
+        if (empty($names)) return null;
 
         // Fetch changes
         try {
             $people_statuses = $this->mediawiki->query_person_info($names);
-        } catch (MediaWikiException) {
+        } catch (MediaWikiException $exception) {
+            $this->logger->error("Failed to query page info.", ["cause" => $exception, "pages" => $names]);
             throw new ActionException("Could not reach Wikipedia. Maybe the website is down?");
-            // TODO: Log this exception
-//            $this->logger->error("Failed to retrieve page information.", ["cause" => $exception, "pages" => $names]);
         }
 
         // Process changes
diff --git a/src/main/php/com/fwdekker/deathnotifier/user/UserManager.php b/src/main/php/com/fwdekker/deathnotifier/user/UserManager.php
index 613aff6..5e036db 100644
--- a/src/main/php/com/fwdekker/deathnotifier/user/UserManager.php
+++ b/src/main/php/com/fwdekker/deathnotifier/user/UserManager.php
@@ -63,7 +63,7 @@ class UserManager
      */
     public function __construct(PDO $conn, MailManager $mailer)
     {
-        $this->logger = LoggerUtil::with_name("UserManager");
+        $this->logger = LoggerUtil::with_name($this::class);
         $this->conn = $conn;
         $this->mailer = $mailer;
     }
diff --git a/src/main/php/com/fwdekker/deathnotifier/validator/HasLengthRule.php b/src/main/php/com/fwdekker/deathnotifier/validator/HasLengthRule.php
index cf484cd..abb242c 100644
--- a/src/main/php/com/fwdekker/deathnotifier/validator/HasLengthRule.php
+++ b/src/main/php/com/fwdekker/deathnotifier/validator/HasLengthRule.php
@@ -2,8 +2,6 @@
 
 namespace com\fwdekker\deathnotifier\validator;
 
-use com\fwdekker\deathnotifier\ValidationException;
-
 
 /**
  * Verifies that the input is of the specific length.
diff --git a/src/main/php/com/fwdekker/deathnotifier/validator/IsEmailRule.php b/src/main/php/com/fwdekker/deathnotifier/validator/IsEmailRule.php
index 377f30d..2d2f96b 100644
--- a/src/main/php/com/fwdekker/deathnotifier/validator/IsEmailRule.php
+++ b/src/main/php/com/fwdekker/deathnotifier/validator/IsEmailRule.php
@@ -2,8 +2,6 @@
 
 namespace com\fwdekker\deathnotifier\validator;
 
-use com\fwdekker\deathnotifier\ValidationException;
-
 
 /**
  * Verifies that the input is an email address.
diff --git a/src/main/php/com/fwdekker/deathnotifier/validator/IsEqualToRule.php b/src/main/php/com/fwdekker/deathnotifier/validator/IsEqualToRule.php
index 2af7508..4c430fd 100644
--- a/src/main/php/com/fwdekker/deathnotifier/validator/IsEqualToRule.php
+++ b/src/main/php/com/fwdekker/deathnotifier/validator/IsEqualToRule.php
@@ -2,8 +2,6 @@
 
 namespace com\fwdekker\deathnotifier\validator;
 
-use com\fwdekker\deathnotifier\ValidationException;
-
 
 /**
  * Verifies that the input has the specified value.
diff --git a/src/main/php/com/fwdekker/deathnotifier/validator/IsNotBlankRule.php b/src/main/php/com/fwdekker/deathnotifier/validator/IsNotBlankRule.php
index 94d4045..b8a2436 100644
--- a/src/main/php/com/fwdekker/deathnotifier/validator/IsNotBlankRule.php
+++ b/src/main/php/com/fwdekker/deathnotifier/validator/IsNotBlankRule.php
@@ -2,8 +2,6 @@
 
 namespace com\fwdekker\deathnotifier\validator;
 
-use com\fwdekker\deathnotifier\ValidationException;
-
 
 /**
  * Verifies that the input is not blank.
diff --git a/src/main/php/com/fwdekker/deathnotifier/validator/IsNotSetRule.php b/src/main/php/com/fwdekker/deathnotifier/validator/IsNotSetRule.php
index b7734df..0da52a7 100644
--- a/src/main/php/com/fwdekker/deathnotifier/validator/IsNotSetRule.php
+++ b/src/main/php/com/fwdekker/deathnotifier/validator/IsNotSetRule.php
@@ -2,8 +2,6 @@
 
 namespace com\fwdekker\deathnotifier\validator;
 
-use com\fwdekker\deathnotifier\ValidationException;
-
 
 /**
  * Verifies that the input is not set.
diff --git a/src/main/php/com/fwdekker/deathnotifier/validator/IsSetRule.php b/src/main/php/com/fwdekker/deathnotifier/validator/IsSetRule.php
index 5ffb681..926d447 100644
--- a/src/main/php/com/fwdekker/deathnotifier/validator/IsSetRule.php
+++ b/src/main/php/com/fwdekker/deathnotifier/validator/IsSetRule.php
@@ -2,8 +2,6 @@
 
 namespace com\fwdekker\deathnotifier\validator;
 
-use com\fwdekker\deathnotifier\ValidationException;
-
 
 /**
  * Verifies that the input is set.
diff --git a/src/main/php/com/fwdekker/deathnotifier/validator/Rule.php b/src/main/php/com/fwdekker/deathnotifier/validator/Rule.php
index 098195b..16f410e 100644
--- a/src/main/php/com/fwdekker/deathnotifier/validator/Rule.php
+++ b/src/main/php/com/fwdekker/deathnotifier/validator/Rule.php
@@ -2,9 +2,6 @@
 
 namespace com\fwdekker\deathnotifier\validator;
 
-use com\fwdekker\deathnotifier\Response;
-use com\fwdekker\deathnotifier\ValidationException;
-
 
 /**
  * A rule/constraint/assertion that should hold over an input.
diff --git a/src/main/php/com/fwdekker/deathnotifier/validator/ValidationException.php b/src/main/php/com/fwdekker/deathnotifier/validator/ValidationException.php
index 9831080..76e084d 100644
--- a/src/main/php/com/fwdekker/deathnotifier/validator/ValidationException.php
+++ b/src/main/php/com/fwdekker/deathnotifier/validator/ValidationException.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace com\fwdekker\deathnotifier;
+namespace com\fwdekker\deathnotifier\validator;
 
 use Exception;