diff --git a/custom/modules/eresources/src/Form/KbFormBase.php b/custom/modules/eresources/src/Form/KbFormBase.php
index 41f8048a..0dcbbc78 100644
--- a/custom/modules/eresources/src/Form/KbFormBase.php
+++ b/custom/modules/eresources/src/Form/KbFormBase.php
@@ -96,6 +96,11 @@ public function buildForm(array $form, FormStateInterface $form_state) {
       '#required' => TRUE,
       '#options' => $this->getSearchOptions(),
       '#default_value' => 'title',
+      '#wrapper_attributes' => [
+        'class' => [
+          'custom-control-wrapper-inline',
+        ],
+      ],
     ];
 
     $form[$form_wrapper]['query_wrapper'] = [