diff --git a/stylesheets/dark_red.css b/stylesheets/dark_red.css
index 4ffe4eeb..71ca26e0 100644
--- a/stylesheets/dark_red.css
+++ b/stylesheets/dark_red.css
@@ -194,6 +194,10 @@ div.boardlist:not(.bottom) {
 div.report {
 	color: #666666;
 }
+.theme-catalog div.thread:hover {
+	background: #4f4f4f;
+	border-color: transparent;
+}
 #options_div, #alert_div {
 	background: #333333;
 }