diff --git a/src/Authentication/Actions/Email2FA.php b/src/Authentication/Actions/Email2FA.php
index 2d9cf2bd3..4b38318a8 100644
--- a/src/Authentication/Actions/Email2FA.php
+++ b/src/Authentication/Actions/Email2FA.php
@@ -88,10 +88,15 @@ public function handle(IncomingRequest $request)
 
         // Send the user an email with the code
         helper('email');
-        $email = emailer()->setFrom(setting('Email.fromEmail'), setting('Email.fromName') ?? '');
+        $email = emailer(['mailType' => 'html'])
+            ->setFrom(setting('Email.fromEmail'), setting('Email.fromName') ?? '');
         $email->setTo($user->email);
         $email->setSubject(lang('Auth.email2FASubject'));
-        $email->setMessage($this->view(setting('Auth.views')['action_email_2fa_email'], ['code' => $identity->secret, 'ipAddress' => $ipAddress, 'userAgent' => $userAgent, 'date' => $date]));
+        $email->setMessage($this->view(
+            setting('Auth.views')['action_email_2fa_email'],
+            ['code'  => $identity->secret, 'ipAddress' => $ipAddress, 'userAgent' => $userAgent, 'date' => $date],
+            ['debug' => false]
+        ));
 
         if ($email->send(false) === false) {
             throw new RuntimeException('Cannot send email for user: ' . $user->email . "\n" . $email->printDebugger(['headers']));
diff --git a/src/Authentication/Actions/EmailActivator.php b/src/Authentication/Actions/EmailActivator.php
index f91316cc3..2dd14d5e6 100644
--- a/src/Authentication/Actions/EmailActivator.php
+++ b/src/Authentication/Actions/EmailActivator.php
@@ -65,10 +65,15 @@ public function show(): string
 
         // Send the email
         helper('email');
-        $email = emailer()->setFrom(setting('Email.fromEmail'), setting('Email.fromName') ?? '');
+        $email = emailer(['mailType' => 'html'])
+            ->setFrom(setting('Email.fromEmail'), setting('Email.fromName') ?? '');
         $email->setTo($userEmail);
         $email->setSubject(lang('Auth.emailActivateSubject'));
-        $email->setMessage($this->view(setting('Auth.views')['action_email_activate_email'], ['code' => $code, 'ipAddress' => $ipAddress, 'userAgent' => $userAgent, 'date' => $date]));
+        $email->setMessage($this->view(
+            setting('Auth.views')['action_email_activate_email'],
+            ['code'  => $code, 'ipAddress' => $ipAddress, 'userAgent' => $userAgent, 'date' => $date],
+            ['debug' => false]
+        ));
 
         if ($email->send(false) === false) {
             throw new RuntimeException('Cannot send email for user: ' . $user->email . "\n" . $email->printDebugger(['headers']));
diff --git a/src/Controllers/MagicLinkController.php b/src/Controllers/MagicLinkController.php
index 65034ec7e..4b0d48344 100644
--- a/src/Controllers/MagicLinkController.php
+++ b/src/Controllers/MagicLinkController.php
@@ -121,10 +121,15 @@ public function loginAction()
 
         // Send the user an email with the code
         helper('email');
-        $email = emailer()->setFrom(setting('Email.fromEmail'), setting('Email.fromName') ?? '');
+        $email = emailer(['mailType' => 'html'])
+            ->setFrom(setting('Email.fromEmail'), setting('Email.fromName') ?? '');
         $email->setTo($user->email);
         $email->setSubject(lang('Auth.magicLinkSubject'));
-        $email->setMessage($this->view(setting('Auth.views')['magic-link-email'], ['token' => $token, 'ipAddress' => $ipAddress, 'userAgent' => $userAgent, 'date' => $date]));
+        $email->setMessage($this->view(
+            setting('Auth.views')['magic-link-email'],
+            ['token' => $token, 'ipAddress' => $ipAddress, 'userAgent' => $userAgent, 'date' => $date],
+            ['debug' => false]
+        ));
 
         if ($email->send(false) === false) {
             log_message('error', $email->printDebugger(['headers']));
diff --git a/src/Helpers/email_helper.php b/src/Helpers/email_helper.php
index 20e9ccf47..35a28908b 100644
--- a/src/Helpers/email_helper.php
+++ b/src/Helpers/email_helper.php
@@ -17,6 +17,8 @@
     /**
      * Provides convenient access to the CodeIgniter Email class.
      *
+     * @param array<string, mixed> $overrides Email preferences to override.
+     *
      * @internal
      */
     function emailer(array $overrides = []): Email
@@ -46,7 +48,7 @@ function emailer(array $overrides = []): Email
         ];
 
         if ($overrides !== []) {
-            $config = array_merge($overrides, $config);
+            $config = array_merge($config, $overrides);
         }
 
         /** @var Email $email */