diff --git a/js/post-hider.js b/js/post-hider.js
index 0a2e3c1a..5cb740a5 100644
--- a/js/post-hider.js
+++ b/js/post-hider.js
@@ -13,7 +13,7 @@ function phGetInnerText(id) {
  else { return "[-]"; }
 }
 function phGetOpID(element) {
- return Number(element.children("div.post.op").children("p.intro").children("a.post_no:eq(1)").text());
+ return Number(element.children("div.post.op").children("p.intro").children("a.post_no.p2").text());
 }
 function phPostHandle(element) {
  var id = phGetOpID(element);