diff --git a/phpBB/styles/prosilver/theme/bidi.css b/phpBB/styles/prosilver/theme/bidi.css
index 3cc34f46d7..a5327bd0d1 100644
--- a/phpBB/styles/prosilver/theme/bidi.css
+++ b/phpBB/styles/prosilver/theme/bidi.css
@@ -255,6 +255,7 @@
 .rtl ul.topiclist li.row dt a.subforum {
 	padding-right: 12px;
 	background-position: right;
+	position: static;
 }
 
 .rtl .forum-image {