diff --git a/src/Form/LabelSystem/ScanDialogType.php b/src/Form/LabelSystem/ScanDialogType.php
index cd1440c6..42344ad1 100644
--- a/src/Form/LabelSystem/ScanDialogType.php
+++ b/src/Form/LabelSystem/ScanDialogType.php
@@ -61,6 +61,7 @@ class ScanDialogType extends AbstractType
             'attr' => [
                 'autofocus' => true,
                 'id' => 'scan_dialog_input',
+                'style' => 'font-family: var(--bs-font-monospace)',
             ],
         ]);