diff --git a/4chan_x.user.js b/4chan_x.user.js
index a30aab865..28879fef0 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -592,7 +592,7 @@
             }
             return;
           }
-          $.addClass((isOP ? root.parentNode : root), result[0]);
+          $.addClass(root, result[0]);
           if (isOP && result[1] && !g.REPLY) {
             thisThread = root.parentNode;
             if (firstThread = $('div[class=thread]')) {
@@ -4533,7 +4533,7 @@ div.opContainer {\
   margin: 0;\
   padding: 0;\
 }\
-.filter_highlight.thread > .opContainer {\
+.opContainer.filter_highlight {\
   box-shadow: inset 5px 0 rgba(255,0,0,0.5);\
 }\
 .filter_highlight > .reply {\
diff --git a/script.coffee b/script.coffee
index c6e4872a1..01a818ebb 100644
--- a/script.coffee
+++ b/script.coffee
@@ -475,7 +475,7 @@ Filter =
           return
 
         # Highlight
-        $.addClass (if isOP then root.parentNode else root), result[0]
+        $.addClass root, result[0]
         if isOP and result[1] and not g.REPLY
           # Put the highlighted OPs' thread on top of the board page...
           thisThread = root.parentNode
@@ -3533,7 +3533,7 @@ div.opContainer {
   margin: 0;
   padding: 0;
 }
-.filter_highlight.thread > .opContainer {
+.opContainer.filter_highlight {
   box-shadow: inset 5px 0 rgba(255,0,0,0.5);
 }
 .filter_highlight > .reply {