diff --git a/plugins/SEO/API.php b/plugins/SEO/API.php
index 4111c6d5f7c24a1b473d1c8a169fdd3454d7114e..770f626c4c54dfbb88aef1b43edc5194223d40fe 100644
--- a/plugins/SEO/API.php
+++ b/plugins/SEO/API.php
@@ -15,6 +15,7 @@ use Piwik\Piwik;
 
 /**
  * @see plugins/Referrers/functions.php
+ * @method static \Piwik\Plugins\SEO\API getInstance()
  */
 require_once PIWIK_INCLUDE_PATH . '/plugins/Referrers/functions.php';
 
diff --git a/plugins/SitesManager/API.php b/plugins/SitesManager/API.php
index 104ab34804da857b92606bb831d8cc801376191a..0ef6d41b5bfdf114750263151ff948256190b465 100644
--- a/plugins/SitesManager/API.php
+++ b/plugins/SitesManager/API.php
@@ -42,7 +42,7 @@ use Piwik\UrlHelper;
  * The existing values can be fetched via "getExcludedIpsGlobal" and "getExcludedQueryParametersGlobal".
  * See also the documentation about <a href='http://piwik.org/docs/manage-websites/' target='_blank'>Managing Websites</a> in Piwik.
  * @package SitesManager
- * @static \Piwik\Plugins\SitesManager\API getInstance()
+ * @method static \Piwik\Plugins\SitesManager\API getInstance()
  */
 class API extends \Piwik\Plugin\API
 {
diff --git a/plugins/Transitions/API.php b/plugins/Transitions/API.php
index dde56c344bb1a73d8cb2bfb9c8284286d03588a5..f4f33143e4c38bf2bc22dfc3a756d1aee8cea6b3 100644
--- a/plugins/Transitions/API.php
+++ b/plugins/Transitions/API.php
@@ -34,6 +34,7 @@ use Piwik\Tracker\TableLogAction;
 
 /**
  * @package Transitions
+ * @method static \Piwik\Plugins\Transitions\API getInstance()
  */
 class API extends \Piwik\Plugin\API
 {
diff --git a/plugins/UserCountry/API.php b/plugins/UserCountry/API.php
index 35bbca2ed4ede79ada6a3a6e5d585f2bbcac062f..883867269eb057430d1d35d25bd6ba167c057cae 100644
--- a/plugins/UserCountry/API.php
+++ b/plugins/UserCountry/API.php
@@ -27,6 +27,7 @@ require_once PIWIK_INCLUDE_PATH . '/plugins/UserCountry/functions.php';
 /**
  * The UserCountry API lets you access reports about your visitors' Countries and Continents.
  * @package UserCountry
+ * @method static \Piwik\Plugins\UserCountry\API getInstance()
  */
 class API extends \Piwik\Plugin\API
 {