diff --git a/src/Form/SettingsForm.php b/src/Form/SettingsForm.php
index 6df0304..a0e8a29 100644
--- a/src/Form/SettingsForm.php
+++ b/src/Form/SettingsForm.php
@@ -89,20 +89,10 @@ class SettingsForm extends ConfigFormBase {
       $export_type = $definition['export_type'];
 
       if ($class::dependenciesAvailable()) {
-        if (array_key_exists($export_type, $print_engines)) {
-          $print_engines[$export_type] = array($plugin_id => $definition['label']);
-        }
-        else {
-          $print_engines[$export_type][$plugin_id] = $definition['label'];
-        }
+        $print_engines[$export_type][$plugin_id] = $definition['label'];
       }
       else {
-        if (array_key_exists($export_type, $disabled_engines)) {
-          $disabled_engines[$export_type][] = array($plugin_id => $definition['label']);
-        }
-        else {
-          $disabled_engines[$export_type][$plugin_id] = $definition['label'];
-        }
+        $disabled_engines[$export_type][$plugin_id] = $definition['label'];
 
         // Show the user which Print engines are disabled, but only for
         // the page load not on AJAX requests.