diff --git a/builds/4chan-X.js b/builds/4chan-X.js
index a3890f26c..95b7fe5ef 100644
--- a/builds/4chan-X.js
+++ b/builds/4chan-X.js
@@ -7094,6 +7094,7 @@
           props = _ref[id];
           x = $.el('a', {
             textContent: '×',
+            className: 'close',
             href: 'javascript:;'
           });
           $.on(x, 'click', ThreadWatcher.cb.x);
diff --git a/builds/4chan-X.user.js b/builds/4chan-X.user.js
index 4ad397f4f..c74fe29dc 100644
--- a/builds/4chan-X.user.js
+++ b/builds/4chan-X.user.js
@@ -7115,6 +7115,7 @@
           props = _ref[id];
           x = $.el('a', {
             textContent: '×',
+            className: 'close',
             href: 'javascript:;'
           });
           $.on(x, 'click', ThreadWatcher.cb.x);
diff --git a/builds/crx/script.js b/builds/crx/script.js
index 50f15cef6..c919a4089 100644
--- a/builds/crx/script.js
+++ b/builds/crx/script.js
@@ -7094,6 +7094,7 @@
           props = _ref[id];
           x = $.el('a', {
             textContent: '×',
+            className: 'close',
             href: 'javascript:;'
           });
           $.on(x, 'click', ThreadWatcher.cb.x);
diff --git a/src/Monitoring/ThreadWatcher.coffee b/src/Monitoring/ThreadWatcher.coffee
index e4cf75da0..9a9e38e5a 100644
--- a/src/Monitoring/ThreadWatcher.coffee
+++ b/src/Monitoring/ThreadWatcher.coffee
@@ -39,6 +39,7 @@ ThreadWatcher =
       for id, props of watched[board]
         x = $.el 'a',
           textContent: '×'
+          className: 'close'
           href: 'javascript:;'
         $.on x, 'click', ThreadWatcher.cb.x
         link = $.el 'a', props