diff --git a/core/includes/menu.inc b/core/includes/menu.inc
index 2486594..141eacd 100644
--- a/core/includes/menu.inc
+++ b/core/includes/menu.inc
@@ -1747,7 +1747,9 @@ function menu_get_active_help() {
     return '';
   }
 
-  $arg = drupal_help_arg(arg(NULL));
+  // Use the current path, which may have a language prefix.
+  $path = current_path();
+  $arg = drupal_help_arg(arg(NULL, $path));
 
   foreach (Drupal::moduleHandler()->getImplementations('help') as $module) {
     $function = $module . '_help';