diff --git a/phpBB/styles/prosilver/theme/bidi.css b/phpBB/styles/prosilver/theme/bidi.css
index 78ecb1e6b6..3268c71515 100644
--- a/phpBB/styles/prosilver/theme/bidi.css
+++ b/phpBB/styles/prosilver/theme/bidi.css
@@ -13,7 +13,7 @@
 	text-align: left;
 }
 
-p.jumpbox-return {
+.rtl p.jumpbox-return {
 	float: right;
 }
 
@@ -122,7 +122,7 @@ p.jumpbox-return {
 	float: left;
 }
 
-.jumpbox .dropdown-contents a {
+.rtl .jumpbox .dropdown-contents a {
 	margin-right: 0px;
 	margin-left: 20px;
 }
@@ -270,11 +270,6 @@ p.jumpbox-return {
 	margin-right: 0;
 }
 
-.rtl .topic-poster {
-	float: right;
-	padding-left: 0.5em;
-}
-
 /* Action Bar styles
 ---------------------------------------- */
 .rtl .action-bar .button {