diff --git a/src/Plugin/facets/widget/LinksWidget.php b/src/Plugin/facets/widget/LinksWidget.php
index 71232e9..2a393eb 100644
--- a/src/Plugin/facets/widget/LinksWidget.php
+++ b/src/Plugin/facets/widget/LinksWidget.php
@@ -44,7 +44,7 @@ class LinksWidget implements WidgetInterface {
       }
 
       if (is_null($result->getUrl())) {
-        $items[] = $text;
+        $items[] = ['#markup' => $text];
       }
       else {
         $items[] = $this->buildListItems($result, $show_numbers);
@@ -72,11 +72,16 @@ class LinksWidget implements WidgetInterface {
    * @param bool $show_numbers
    *   A boolean that's true when the numbers should be shown.
    *
-   * @return array|Link|string
-   *   A renderable array of the result or a link when the result has no
-   *   children.
+   * @return array
+   *   A renderable array of the result.
    */
   protected function buildListItems(ResultInterface $result, $show_numbers) {
+
+    $classes = ['facet_item'];
+    if ($result->isActive()) {
+      $classes[] = 'facet_item--active';
+    }
+
     if ($children = $result->getChildren()) {
       $link = $this->prepareLink($result, $show_numbers);
 
@@ -85,25 +90,23 @@ class LinksWidget implements WidgetInterface {
         $children_markup[] = $this->buildChildren($child, $show_numbers);
       }
 
-      if ($link instanceof Link) {
-        $items = $link->toRenderable();
-        $items['#wrapper_attibutes'] = ['class' => ['expanded']];
-        $items['children'] = [$children_markup];
-      }
-      else {
-        $items = [
-          '#markup' => $link,
-          '#wrapper_attributes' => [
-            'class' => ['expanded'],
-          ],
-          'children' => [$children_markup],
-        ];
-      }
+      $classes[] = 'expanded';
+
+      $items = [
+        '#markup' => $link,
+        '#wrapper_attributes' => [
+          'class' => $classes,
+        ],
+        'children' => [$children_markup],
+      ];
     }
     else {
       $items = $this->prepareLink($result, $show_numbers);
-    }
 
+      $items['#wrapper_attributes'] = [
+        'class' => $classes,
+      ];
+    }
     return $items;
   }
 
@@ -115,8 +118,8 @@ class LinksWidget implements WidgetInterface {
    * @param bool $show_numbers
    *   A boolean that's true when the numbers should be shown.
    *
-   * @return Link|string
-   *   The item, can be a link or just the text.
+   * @return array
+   *   The item, as a renderable array.
    */
   protected function prepareLink(ResultInterface $result, $show_numbers) {
     $text = $result->getDisplayValue();
@@ -129,10 +132,11 @@ class LinksWidget implements WidgetInterface {
     }
 
     if (is_null($result->getUrl())) {
-      $link = $text;
+      $link = ['#markup' => $text];
     }
     else {
       $link = new Link($text, $result->getUrl());
+      $link = $link->toRenderable();
     }
 
     return $link;
@@ -146,7 +150,7 @@ class LinksWidget implements WidgetInterface {
    * @param bool $show_numbers
    *   A boolean that's true when the numbers should be shown.
    *
-   * @return array|Link|string
+   * @return array
    *   A renderable array of the result.
    */
   protected function buildChildren(ResultInterface $child, $show_numbers) {
@@ -160,11 +164,11 @@ class LinksWidget implements WidgetInterface {
 
     if (!is_null($child->getUrl())) {
       $link = new Link($text, $child->getUrl());
-      $link = $link->toRenderable();
-      $link['#wrapper_attributes'] = ['class' => ['leaf']];
+      $item = $link->toRenderable();
+      $item['#wrapper_attributes'] = ['class' => ['leaf']];
     }
     else {
-      $link = [
+      $item = [
         '#markup' => $text,
         '#wrapper_attributes' => [
           'class' => ['leaf'],
@@ -172,7 +176,7 @@ class LinksWidget implements WidgetInterface {
       ];
     }
 
-    return $link;
+    return $item;
   }
 
   /**
diff --git a/tests/src/Unit/Plugin/widget/LinksWidgetTest.php b/tests/src/Unit/Plugin/widget/LinksWidgetTest.php
index f7491f4..0ca4542 100644
--- a/tests/src/Unit/Plugin/widget/LinksWidgetTest.php
+++ b/tests/src/Unit/Plugin/widget/LinksWidgetTest.php
@@ -66,8 +66,10 @@ class LinksWidgetTest extends UnitTestCase {
 
     $expected_links = ['Llama (10)', 'Badger (20)', 'Duck (15)', 'Alpaca (9)'];
     foreach ($expected_links as $index => $value) {
-      $this->assertInstanceOf('\Drupal\Core\Link', $output['#items'][$index]);
-      $this->assertEquals($value, $output['#items'][$index]->getText());
+      $this->assertInternalType('array', $output['#items'][$index]);
+      $this->assertEquals($value, $output['#items'][$index]['#title']);
+      $this->assertEquals('link', $output['#items'][$index]['#type']);
+      $this->assertEquals(['facet_item'], $output['#items'][$index]['#wrapper_attributes']['class']);
     }
   }
 
@@ -95,8 +97,15 @@ class LinksWidgetTest extends UnitTestCase {
       '(-) Alpaca (9)',
     ];
     foreach ($expected_links as $index => $value) {
-      $this->assertInstanceOf('\Drupal\Core\Link', $output['#items'][$index]);
-      $this->assertEquals($value, $output['#items'][$index]->getText());
+      $this->assertInternalType('array', $output['#items'][$index]);
+      $this->assertEquals($value, $output['#items'][$index]['#title']);
+      $this->assertEquals('link', $output['#items'][$index]['#type']);
+      if ($index == 0 || $index == 3) {
+        $this->assertEquals(['facet_item', 'facet_item--active'], $output['#items'][$index]['#wrapper_attributes']['class']);
+      }
+      else {
+        $this->assertEquals(['facet_item'], $output['#items'][$index]['#wrapper_attributes']['class']);
+      }
     }
   }
 
@@ -118,8 +127,15 @@ class LinksWidgetTest extends UnitTestCase {
 
     $expected_links = ['Llama', '(-) Badger', 'Duck', 'Alpaca'];
     foreach ($expected_links as $index => $value) {
-      $this->assertInstanceOf('\Drupal\Core\Link', $output['#items'][$index]);
-      $this->assertEquals($value, $output['#items'][$index]->getText());
+      $this->assertInternalType('array', $output['#items'][$index]);
+      $this->assertEquals($value, $output['#items'][$index]['#title']);
+      $this->assertEquals('link', $output['#items'][$index]['#type']);
+      if ($index === 1) {
+        $this->assertEquals(['facet_item', 'facet_item--active'], $output['#items'][$index]['#wrapper_attributes']['class']);
+      }
+      else {
+        $this->assertEquals(['facet_item'], $output['#items'][$index]['#wrapper_attributes']['class']);
+      }
     }
 
     // Enable the 'show_numbers' setting again to make sure that the switch
@@ -138,8 +154,15 @@ class LinksWidgetTest extends UnitTestCase {
       'Alpaca (9)',
     ];
     foreach ($expected_links as $index => $value) {
-      $this->assertInstanceOf('\Drupal\Core\Link', $output['#items'][$index]);
-      $this->assertEquals($value, $output['#items'][$index]->getText());
+      $this->assertInternalType('array', $output['#items'][$index]);
+      $this->assertEquals($value, $output['#items'][$index]['#title']);
+      $this->assertEquals('link', $output['#items'][$index]['#type']);
+      if ($index === 1) {
+        $this->assertEquals(['facet_item', 'facet_item--active'], $output['#items'][$index]['#wrapper_attributes']['class']);
+      }
+      else {
+        $this->assertEquals(['facet_item'], $output['#items'][$index]['#wrapper_attributes']['class']);
+      }
     }
   }