diff --git a/src/Plugins/MediaEmbed/Configurator/MastodonHelper.php b/src/Plugins/MediaEmbed/Configurator/MastodonHelper.php
index 910a2a317..492c368d6 100644
--- a/src/Plugins/MediaEmbed/Configurator/MastodonHelper.php
+++ b/src/Plugins/MediaEmbed/Configurator/MastodonHelper.php
@@ -9,6 +9,9 @@
 
 use s9e\TextFormatter\Plugins\MediaEmbed\Configurator\SiteHelpers\MastodonHelper as ParentClass;
 
+/**
+* @deprecated 2.18.0 Use s9e\TextFormatter\Plugins\MediaEmbed\Configurator\SiteHelpers\MastodonHelper instead
+*/
 class MastodonHelper extends ParentClass
 {
 }
\ No newline at end of file
diff --git a/src/Plugins/MediaEmbed/Configurator/XenForoHelper.php b/src/Plugins/MediaEmbed/Configurator/XenForoHelper.php
index 5946c0303..4de8a38c7 100644
--- a/src/Plugins/MediaEmbed/Configurator/XenForoHelper.php
+++ b/src/Plugins/MediaEmbed/Configurator/XenForoHelper.php
@@ -9,6 +9,9 @@
 
 use s9e\TextFormatter\Plugins\MediaEmbed\Configurator\SiteHelpers\XenForoHelper as ParentClass;
 
+/**
+* @deprecated 2.18.0 Use s9e\TextFormatter\Plugins\MediaEmbed\Configurator\SiteHelpers\XenForoHelper instead
+*/
 class XenForoHelper extends ParentClass
 {
 }
\ No newline at end of file