diff --git a/phpBB/styles/prosilver/theme/tweaks.css b/phpBB/styles/prosilver/theme/tweaks.css
index ba82551f85..54f47df2e0 100644
--- a/phpBB/styles/prosilver/theme/tweaks.css
+++ b/phpBB/styles/prosilver/theme/tweaks.css
@@ -28,14 +28,6 @@ dd label input { vertical-align: text-bottom\9; }
 	border-radius: 0;
 }
 
-.headerbar, .forumbg {
-	background-image: url("./images/bg_header.gif");
-}
-
-.forabg {
-	background-image: url("./images/bg_list.gif");
-}
-
 .tabs .tab > a {
 	border-radius: 0;
 }