diff --git a/res/css/views/rooms/_IRCLayout.pcss b/res/css/views/rooms/_IRCLayout.pcss
index 995e791ca3..8163b29fc9 100644
--- a/res/css/views/rooms/_IRCLayout.pcss
+++ b/res/css/views/rooms/_IRCLayout.pcss
@@ -182,13 +182,6 @@ $irc-line-height: $font-18px;
         }
     }
 
-    /* Suppress highlight thing from the normal Layout. */
-    .mx_EventTile:hover.mx_EventTile_verified .mx_EventTile_line,
-    .mx_EventTile:hover.mx_EventTile_unverified .mx_EventTile_line,
-    .mx_EventTile:hover.mx_EventTile_unknown .mx_EventTile_line {
-        border-left: 0;
-    }
-
     .mx_ReplyChain {
         .mx_DisambiguatedProfile {
             width: unset;