diff --git a/core/modules/system/tests/themes/engines/nyan_cat/nyan_cat.engine b/core/modules/system/tests/themes/engines/nyan_cat/nyan_cat.engine
index 3188d8d..04666dc 100644
--- a/core/modules/system/tests/themes/engines/nyan_cat/nyan_cat.engine
+++ b/core/modules/system/tests/themes/engines/nyan_cat/nyan_cat.engine
@@ -8,7 +8,7 @@
 use Drupal\Core\Extension\Extension;
 
 /**
- * Includes .theme file, which contains functions to support theming.
+ * Includes .theme file from themes.
  *
  * @param \Drupal\Core\Extension\Extension $theme
  *   The theme extension object.
diff --git a/core/themes/engines/twig/twig.engine b/core/themes/engines/twig/twig.engine
index 3e3c814..4ce0bfc 100644
--- a/core/themes/engines/twig/twig.engine
+++ b/core/themes/engines/twig/twig.engine
@@ -26,7 +26,7 @@ function twig_extension() {
 }
 
 /**
- * Includes .theme file, which contains functions to support theming.
+ * Includes .theme file from themes.
  *
  * @param \Drupal\Core\Extension\Extension $theme
  *   The theme extension object.