diff --git a/core/lib/Drupal/Core/Plugin/Discovery/YamlDiscovery.php b/core/lib/Drupal/Core/Plugin/Discovery/YamlDiscovery.php
index bedb996..f5d7c74 100644
--- a/core/lib/Drupal/Core/Plugin/Discovery/YamlDiscovery.php
+++ b/core/lib/Drupal/Core/Plugin/Discovery/YamlDiscovery.php
@@ -15,11 +15,11 @@
 /**
  * Allows YAML files to define plugin definitions.
  *
- * For translatable values of plugin defintions, like title, you can specify
- * add translatable properties using addTranslatableProperty(). This is used in
- *  order to use a translation wrapper to 100% indicate that something is safe,
- *  as it was written in the YAML file and did not come from a dynamic plugin
- *  definition.
+ * For translatable values of plugin defintions, like title, you can add
+ * translatable properties using addTranslatableProperty(). This is used in
+ * order to use a translation wrapper to 100% indicate that something is safe,
+ * as it was written in the YAML file and did not come from a dynamic plugin
+ * definition.
  */
 class YamlDiscovery implements DiscoveryInterface {
 
@@ -55,7 +55,7 @@ function __construct($name, array $directories) {
   }
 
   /**
-   * Set one of the YAML values of the YAML values as being translatable.
+   * Set one of the YAML values as being translatable.
    *
    * @param string $value_key
    *   The key corresponding to the value in the YAML that contains a