diff --git a/core/lib/Drupal/Core/Config/ConfigFactoryOverrideInterface.php b/core/lib/Drupal/Core/Config/ConfigFactoryOverrideInterface.php
index 10d5dc7e665c9a0c0bbe0a72dd5bf80501b603d0..56dbc19fa8295b0f2e1442534a5c9276506ec41a 100644
--- a/core/lib/Drupal/Core/Config/ConfigFactoryOverrideInterface.php
+++ b/core/lib/Drupal/Core/Config/ConfigFactoryOverrideInterface.php
@@ -35,7 +35,7 @@ public function getCacheSuffix();
   /**
    * Creates a configuration object for use during install and synchronization.
    *
-   * If the overrider stores it's overrides in configuration collections then
+   * If the overrider stores its overrides in configuration collections then
    * it can have its own implementation of
    * \Drupal\Core\Config\StorableConfigBase. Configuration overriders can link
    * themselves to a configuration collection by listening to the
diff --git a/core/lib/Drupal/Core/Config/StorableConfigBase.php b/core/lib/Drupal/Core/Config/StorableConfigBase.php
index d5ea532a8ac89cf0844666c86299eb42910dd764..92abc28ee2ebf8a0a338396ca7dd271f6ea9c948 100644
--- a/core/lib/Drupal/Core/Config/StorableConfigBase.php
+++ b/core/lib/Drupal/Core/Config/StorableConfigBase.php
@@ -67,7 +67,7 @@ abstract class StorableConfigBase extends ConfigBase {
    * Saves the configuration object.
    *
    * @param bool $has_trusted_data
-   *   Set to TRUE is the configuration data has already been checked to ensure
+   *   Set to TRUE if the configuration data has already been checked to ensure
    *   it conforms to schema. Generally this is only used during module and
    *   theme installation.
    *
diff --git a/core/lib/Drupal/Core/Url.php b/core/lib/Drupal/Core/Url.php
index 5e1a1e2a41e083b97747fca85d4ddad8d3daccab..70ee9cfcb54bca13dc8bf1bedc091703b8dc1c5d 100644
--- a/core/lib/Drupal/Core/Url.php
+++ b/core/lib/Drupal/Core/Url.php
@@ -89,7 +89,7 @@ class Url {
   protected $uri;
 
   /**
-   * Stores the internal path, if already requested by getInternalPath
+   * Stores the internal path, if already requested by getInternalPath().
    *
    * @var string
    */