diff --git a/config/schema/simple_sitemap.schema.yml b/config/schema/simple_sitemap.schema.yml
index 01b3b18..5a6a4da 100644
--- a/config/schema/simple_sitemap.schema.yml
+++ b/config/schema/simple_sitemap.schema.yml
@@ -35,6 +35,9 @@ simple_sitemap.bundle_settings.*.*:
     priority:
       label: 'Priority'
       type: string
+    priority:
+      label: 'changefreq'
+      type: string
 
 simple_sitemap.custom:
   label: 'Custom links'
@@ -52,3 +55,6 @@ simple_sitemap.custom:
           priority:
             label: 'Priority'
             type: string
+          priority:
+            label: 'changefreq'
+            type: string
diff --git a/js/simple_sitemap.fieldsetSummaries.js b/js/simple_sitemap.fieldsetSummaries.js
index 59081f0..b8e2e8f 100644
--- a/js/simple_sitemap.fieldsetSummaries.js
+++ b/js/simple_sitemap.fieldsetSummaries.js
@@ -13,6 +13,7 @@
         if ($(context).find('#edit-simple-sitemap-index-content-1').is(':checked')) {
           vals.push(Drupal.t('Included in sitemap'));
           vals.push(Drupal.t('Priority') + ' ' + $('#edit-simple-sitemap-priority option:selected', context).text());
+          vals.push(Drupal.t('Changfreq') + ' ' + $('#edit-simple-sitemap-changefreq option:selected', context).text());
         }
         else {
           vals.push(Drupal.t('Excluded from sitemap'));
diff --git a/js/simple_sitemap.form.js b/js/simple_sitemap.form.js
index a13b456..f3d0cf4 100644
--- a/js/simple_sitemap.form.js
+++ b/js/simple_sitemap.form.js
@@ -15,11 +15,13 @@
       // On load: Show or hide 'priority' setting dependant on 'enabled' setting.
       if ($('#edit-simple-sitemap-index-content-1').is(':checked')) {
         $('.form-item-simple-sitemap-priority').show();
+        $('.form-item-simple-sitemap-changefreq').show();
       }
       else {
         $('.form-item-simple-sitemap-priority').hide();
+        $('.form-item-simple-sitemap-changefreq').hide();
       }
-
+      
       // On change: Show or hide 'priority' setting dependant on 'enabled' setting.
       $("#edit-simple-sitemap-index-content").change(function() {
         if ($('#edit-simple-sitemap-index-content-1').is(':checked')) {
diff --git a/simple_sitemap.module b/simple_sitemap.module
index 168f65a..5b12372 100644
--- a/simple_sitemap.module
+++ b/simple_sitemap.module
@@ -116,7 +116,8 @@ function simple_sitemap_entity_form_submit($form, FormStateInterface &$form_stat
           !empty($f->getBundleName()) ? $f->getBundleName() : $f->getFormEntityId(),
           [
             'index' => $values['simple_sitemap_index_content'],
-            'priority' => $values['simple_sitemap_priority']
+            'priority' => $values['simple_sitemap_priority'],
+            'changefreq' => $values['simple_sitemap_changefreq']
           ]
         );
         break;
@@ -127,7 +128,8 @@ function simple_sitemap_entity_form_submit($form, FormStateInterface &$form_stat
           !empty($f->getInstanceId()) ? $f->getInstanceId() : $f->getFormEntityId(),
           [
             'index' => $values['simple_sitemap_index_content'],
-            'priority' => $values['simple_sitemap_priority']
+            'priority' => $values['simple_sitemap_priority'],
+            'changefreq' => $values['simple_sitemap_changefreq']
           ]
         );
         break;
diff --git a/src/Batch/EntityUrlGenerator.php b/src/Batch/EntityUrlGenerator.php
index fc0e072..5b2e3b2 100644
--- a/src/Batch/EntityUrlGenerator.php
+++ b/src/Batch/EntityUrlGenerator.php
@@ -63,6 +63,9 @@ class EntityUrlGenerator extends UrlGeneratorBase implements UrlGeneratorInterfa
           ? date_iso8601($entity->getChangedTime()) : NULL,
         'priority' => $entity_settings['priority'],
       ];
+      if($entity_settings['changefreq']){
+        $path_data['changefreq'] = $entity_settings['changefreq'];
+      }
       $this->addUrlVariants($url_object, $path_data, $entity);
     }
     $this->processSegment();
diff --git a/src/Form/FormHelper.php b/src/Form/FormHelper.php
index 4738ed2..f2c6c29 100644
--- a/src/Form/FormHelper.php
+++ b/src/Form/FormHelper.php
@@ -19,6 +19,10 @@ class FormHelper {
   const PRIORITY_HIGHEST = 10;
   const PRIORITY_DIVIDER = 10;
 
+  const CHANGEFREQ_DAILY = 'daily';
+  const CHANGEFREQ_MONTHLY = 'monthly';
+  const CHANGEFREQ_YEARLY = 'yearly';
+
   /**
    * @var \Drupal\simple_sitemap\Simplesitemap
    */
@@ -69,6 +73,7 @@ class FormHelper {
   protected static $valuesToCheck = [
     'simple_sitemap_index_content',
     'simple_sitemap_priority',
+    'simple_sitemap_changefreq',
     'simple_sitemap_regenerate_now',
   ];
 
@@ -225,7 +230,7 @@ class FormHelper {
     $index = isset($settings['index']) ? $settings['index'] : 0;
     $priority = isset($settings['priority']) ? $settings['priority'] : self::PRIORITY_DEFAULT;
     $bundle_name = !empty($this->getBundleName()) ? $this->getBundleName() : $this->t('undefined');
-
+    $changefreq = isset($settings['changefreq']) ? $settings['changefreq'] : $this->getChangeFreqDefaultValue($this->getBundleName());
     if (!$multiple) {
       $form_fragment[$prefix . 'simple_sitemap_index_content'] = [
         '#type' => 'radios',
@@ -253,9 +258,19 @@ class FormHelper {
       '#default_value' => $priority,
       '#options' => $this->getPrioritySelectValues(),
     ];
+    $form_fragment[$prefix . 'simple_sitemap_changefreq'] = [
+      '#type' => 'select',
+      '#title' => $this->t('Change frequency'),
+      '#description' => '',
+      '#default_value' => $changefreq,
+      '#options' => $this->getChangeFreqSelectValues(),
+    ];
     if ($this->getEntityCategory() == 'instance' && isset($bundle_settings['priority'])) {
       $form_fragment[$prefix . 'simple_sitemap_priority']['#options'][$this->formatPriority($bundle_settings['priority'])] .= ' (' . $this->t('Default') . ')';
     }
+    if ($this->getEntityCategory() == 'instance' && isset($bundle_settings['changefreq'])) {
+      $form_fragment[$prefix . 'simple_sitemap_changefreq']['#options'][$bundle_settings['changefreq']] .= ' (' . $this->t('Default') . ')';
+    }
     return $this;
   }
 
@@ -373,6 +388,31 @@ class FormHelper {
   }
 
   /**
+   * Gets the values needed to display the changefreq dropdown setting.
+   *
+   * @return array
+   */
+  public function getChangeFreqSelectValues() {
+    $options = [];
+    $options[self::CHANGEFREQ_DAILY] = ucfirst(self::CHANGEFREQ_DAILY);
+    $options[self::CHANGEFREQ_MONTHLY] = ucfirst(self::CHANGEFREQ_MONTHLY);
+    $options[self::CHANGEFREQ_YEARLY] = ucfirst(self::CHANGEFREQ_YEARLY);
+    return $options;
+  }
+
+  /**
+   * Tries to get the best default value.
+   *
+   * @param string $bundle
+   * @return string
+   */
+  public function getChangeFreqDefaultValue($bundle) {
+    // TODO: Get the default for the bundle if not get the daily one by default. 
+    return self::CHANGEFREQ_DAILY;
+  }
+
+
+  /**
    * @param string $priority
    * @return string
    */
diff --git a/src/Simplesitemap.php b/src/Simplesitemap.php
index d15a1cd..712f62d 100644
--- a/src/Simplesitemap.php
+++ b/src/Simplesitemap.php
@@ -55,7 +55,7 @@ class Simplesitemap {
    * @var array
    */
   protected static $allowed_link_settings = [
-    'entity' => ['index', 'priority'],
+    'entity' => ['index', 'priority', 'changefreq'],
     'custom' => ['priority'],
   ];
 
diff --git a/src/SitemapGenerator.php b/src/SitemapGenerator.php
index 55e02c9..3bc4dc3 100644
--- a/src/SitemapGenerator.php
+++ b/src/SitemapGenerator.php
@@ -149,6 +149,7 @@ class SitemapGenerator {
     foreach ($this->generator->getCustomLinks() as $i => $custom_path) {
       $paths[$i]['path'] = $custom_path['path'];
       $paths[$i]['priority'] = isset($custom_path['priority']) ? $custom_path['priority'] : NULL;
+      $paths[$i]['changefreq'] = isset($custom_path['changefreq']) ? $custom_path['changefreq'] : NULL;
       // todo: implement lastmod.
       $paths[$i]['lastmod'] = NULL;
     }
@@ -269,7 +270,7 @@ class SitemapGenerator {
     }
 
     foreach ($links as $link) {
-
+      
       // Add each translation variant URL as location to the sitemap.
       $writer->startElement('url');
       $writer->writeElement('loc', $link['url']);
@@ -292,7 +293,10 @@ class SitemapGenerator {
         $writer->writeElement('lastmod', $link['lastmod']);
       }
 
-      //todo: Implement changefreq here.
+      // Add changereq
+      if (isset($link['changefreq'])) {
+        $writer->writeElement('changefreq', $link['changefreq']);
+      }
 
       // Add priority if any.
       if (isset($link['priority'])) {