diff -u b/facets.install b/facets.install
--- b/facets.install
+++ b/facets.install
@@ -7,6 +7,7 @@
 
 use Drupal\facets\Entity\Facet;
 use Drupal\facets\Entity\FacetSource;
+use Drupal\block\Entity\Block;
 
 /**
  * Convert facets on Search Api facet sources to use the display plugin.
@@ -153,14 +154,14 @@
 /**
  * Update facet blocks configuration with a block id used for AJAX support
  */
-function facets_update_8005() {
+function facets_update_8006() {
   $query = \Drupal::entityQuery('block')
     ->condition('plugin', 'facet_block', 'STARTS_WITH')
     ->execute();
 
   foreach ($query as $block_id) {
-    $block = \Drupal\block\Entity\Block::load($block_id);
-    $block->get('settings', $configuration);
+    $block = Block::load($block_id);
+    $configuration = $block->get('settings');
     $configuration['block_id'] = $block_id;
     $block->set('settings', $configuration);
     $block->save();
diff -u b/js/dropdown-widget.js b/js/dropdown-widget.js
--- b/js/dropdown-widget.js
+++ b/js/dropdown-widget.js
@@ -68,7 +68,8 @@
 
       // Go to the selected option when it's clicked.
       $dropdown.on('change.facets', function () {
-        window.location.href = $(this).val();
+        var a = $($ul).find("[data-drupal-facet-item-id='" + $(this).find(':selected').data('drupalFacetItemId') + "']");
+        $(a).trigger('click');
       });
 
       // Append empty text option.
diff -u b/js/facets-views-ajax.js b/js/facets-views-ajax.js
--- b/js/facets-views-ajax.js
+++ b/js/facets-views-ajax.js
@@ -31,17 +31,18 @@
 
       // Loop through all facets
       $.each(settings.facets_views_ajax, function (facetId, facetSettings) {
-
         // Get the View for the current facet.
-        var view = $('.view-id-' + facetSettings.view_id + '.view-display-id-' + facetSettings.current_display_id).first();
-        var dom_id_start = 'js-view-dom-id-';
-        var current_dom_id = $.map(view.attr('class').split(' '), function (v, i) {
-          if (v.indexOf(dom_id_start) > -1) {
-            return v.slice(dom_id_start.length, v.length);
+        var view, current_dom_id, view_path;
+        $.each(settings.views.ajaxViews, function (domId, viewSettings) {
+          // Check if we have facet for this view.
+          if (facetSettings.view_id == viewSettings.view_name && facetSettings.current_display_id == viewSettings.view_display_id) {
+            view = $('.js-view-dom-id-' + viewSettings.view_dom_id);
+            current_dom_id = viewSettings.view_dom_id;
+            view_path = facetSettings.ajax_path;
           }
         });
 
-        if (typeof Drupal.views.instances['views_dom_id:' + current_dom_id] === 'undefined') {
+        if (view.length != 1) {
           return;
         }
 
@@ -50,7 +51,7 @@
           $('[data-drupal-facets-summary-id=' + facetSettings.facets_summary_id +']').children('ul').children('li').once().click(function (e) {
             e.preventDefault();
             var facetLink = $(this).find('a');
-            updateFacetsView(facetLink, current_dom_id);
+            updateFacetsView(facetLink, current_dom_id, view_path);
           });
         }
         // Update view on facet item click
@@ -58,7 +59,7 @@
           $('[data-drupal-facet-id=' + facetId + ']').find('.facet-item').each(function (index, facet_item) {
             $(facet_item).children('a').click(function (e) {
               e.preventDefault();
-              updateFacetsView($(this).attr('href'), current_dom_id);
+              updateFacetsView($(this).attr('href'), current_dom_id, view_path);
             });
           });
 
@@ -66,7 +67,7 @@
             if ($(facet_item).hasClass('item-list__dropdown')) {
               $(facet_item).unbind( "change.facets" );
               $(facet_item).on('change.facets', function () {
-                updateFacetsView($(this).val(), current_dom_id);
+                updateFacetsView($(this).val(), current_dom_id, view_path);
               });
             }
           });
@@ -77,21 +78,21 @@
   };
 
   // Helper function to update views output & Ajax facets.
-  var updateFacetsView = function(href, current_dom_id) {
+  var updateFacetsView = function(href, current_dom_id, view_path) {
     // Refresh view
     var views_parameters = Drupal.Views.parseQueryString(href);
     var views_arguments = Drupal.Views.parseViewArgs(href, 'search');
     var views_settings = $.extend(
-      {},
-      Drupal.views.instances['views_dom_id:' + current_dom_id].settings,
-      views_arguments,
-      views_parameters
+        {},
+        Drupal.views.instances['views_dom_id:' + current_dom_id].settings,
+        views_arguments,
+        views_parameters
     );
 
     // Update View.
     var views_ajax_settings = Drupal.views.instances['views_dom_id:' + current_dom_id].element_settings;
     views_ajax_settings.submit = views_settings;
-    views_ajax_settings.url = '/views/ajax?q=' + href;
+    views_ajax_settings.url = view_path + '?q=' + href;
 
     Drupal.ajax(views_ajax_settings).execute();
 
diff -u b/src/Plugin/facets/facet_source/SearchApiDisplay.php b/src/Plugin/facets/facet_source/SearchApiDisplay.php
--- b/src/Plugin/facets/facet_source/SearchApiDisplay.php
+++ b/src/Plugin/facets/facet_source/SearchApiDisplay.php
@@ -5,6 +5,7 @@
 use Drupal\Component\Plugin\DependentPluginInterface;
 use Drupal\Core\Extension\ModuleHandler;
 use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
 use Drupal\facets\Exception\Exception;
 use Drupal\facets\Exception\InvalidQueryTypeException;
 use Drupal\facets\FacetInterface;
@@ -388,6 +389,7 @@
         'view_id' => $view->id(),
         'current_display_id' => $view->current_display,
         'view_base_path' => ltrim($view->getPath(), '/'),
+        'ajax_path' => Url::fromRoute('views.ajax')->toString(),
       ];
       $build['#attached']['library'][] = 'facets/drupal.facets.views-ajax';
       $build['#attached']['drupalSettings']['facets_views_ajax'] = [