diff --git a/core/modules/system/system.module b/core/modules/system/system.module
index 752ac1c0ae..b31ee9ee28 100644
--- a/core/modules/system/system.module
+++ b/core/modules/system/system.module
@@ -106,6 +106,7 @@ function system_help($route_name, RouteMatchInterface $route_match) {
 
     case 'system.themes_page':
       $output = '<p>' . t('Set and configure the default theme for your website.  Alternative <a href=":themes">themes</a> are available.', [':themes' => 'https://www.drupal.org/project/themes']) . '</p>';
+      $output .= '<strong>' . t('You are using Drupal version @version', ['@version' => explode('.', \Drupal::VERSION, 2)[0])] . '</strong>';
       if (\Drupal::moduleHandler()->moduleExists('block')) {
         $output .= '<p>' . t('You can place blocks for each theme on the <a href=":blocks">block layout</a> page.', [':blocks' => Url::fromRoute('block.admin_display')->toString()]) . '</p>';
       }
@@ -124,6 +125,7 @@ function system_help($route_name, RouteMatchInterface $route_match) {
       if (!\Drupal::moduleHandler()->moduleExists('update')) {
         $output .= '<p>' . t('Regularly review available updates to maintain a secure and current site. Always run the <a href=":update-php">update script</a> each time a module is updated. Enable the <a href=":update-manager">Update Manager module</a> to update and install modules and themes.', [':update-php' => Url::fromRoute('system.db_update')->toString(), ':update-manager' => Url::fromRoute('system.modules_list', [], ['fragment' => 'module-update'])->toString()]) . '</p>';
       }
+      $output .= '<strong>' . t('You are using Drupal version @version', ['@version' => explode('.', \Drupal::VERSION, 2)[0])] . '</strong>';
       return $output;
 
     case 'system.modules_uninstall':