diff --git a/inc/lib/Twig/Extensions/Extension/Tinyboard.php b/inc/lib/Twig/Extensions/Extension/Tinyboard.php
index 028db438..3d964c71 100644
--- a/inc/lib/Twig/Extensions/Extension/Tinyboard.php
+++ b/inc/lib/Twig/Extensions/Extension/Tinyboard.php
@@ -17,6 +17,7 @@ class Twig_Extensions_Extension_Tinyboard extends Twig_Extension
 			new Twig_SimpleFilter('extension', 'twig_extension_filter'),
 			new Twig_SimpleFilter('sprintf', 'sprintf'),
 			new Twig_SimpleFilter('capcode', 'capcode'),
+			new Twig_SimpleFilter('remove_modifiers', 'remove_modifiers'),
 			new Twig_SimpleFilter('hasPermission', 'twig_hasPermission_filter'),
 			new Twig_SimpleFilter('date', 'twig_date_filter'),
 			new Twig_SimpleFilter('poster_id', 'poster_id'),
diff --git a/templates/themes/catalog/index.rss b/templates/themes/catalog/index.rss
index c187e45a..248b494a 100644
--- a/templates/themes/catalog/index.rss
+++ b/templates/themes/catalog/index.rss
@@ -7,7 +7,7 @@
 	<atom:link href="https://8ch.net/{{ board.uri }}/index.rss" rel="self" type="application/rss+xml"/>
 	{% for post in recent_posts %}
 	<item>
-		<title>{% if post.subject %}{{ post.subject|e }}{% else %}{{ post.body_nomarkup[:256]|e }}{% endif %}</title>
+		<title>{% if post.subject %}{{ post.subject|e }}{% else %}{{ post.body_nomarkup[:256]|remove_modifiers|e }}{% endif %}</title>
 		<link>https://8ch.net/{{ board.uri }}/res/{{ post.id }}.html</link>
 		<guid>https://8ch.net/{{ board.uri }}/res/{{ post.id }}.html</guid>
 		<comments>https://8ch.net/{{ board.uri }}/res/{{ post.id }}.html</comments>
diff --git a/templates/thread.html b/templates/thread.html
index 4314fa5e..2ca81e2e 100644
--- a/templates/thread.html
+++ b/templates/thread.html
@@ -11,7 +11,7 @@
 
 	{% include 'header.html' %}
 
-	{% set meta_subject %}{% if config.thread_subject_in_title and thread.subject %}{{ thread.subject|e }}{% else %}{{ thread.body_nomarkup[:256]|e }}{% endif %}{% endset %}
+	{% set meta_subject %}{% if config.thread_subject_in_title and thread.subject %}{{ thread.subject|e }}{% else %}{{ thread.body_nomarkup[:256]|remove_modifiers|e }}{% endif %}{% endset %}
 
 	<meta name="description" content="{{ board.url }} - {{ board.title|e }} - {{ meta_subject }}" />
 	<meta name="twitter:card" value="summary">