diff --git a/4chan_x.user.js b/4chan_x.user.js
index 7b8feb363..23e52a9da 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -3154,7 +3154,7 @@
       if (conf['Auto Noko'] && canPost) form.action += '?noko';
       if (conf['Cooldown'] && canPost) cooldown.init();
       if (conf['Image Expansion']) imgExpand.init();
-      if (conf['Quick Reply']) qr.init();
+      if (conf['Quick Reply'] && canPost) qr.init();
       if (conf['Thread Watcher']) watcher.init();
       if (conf['Keybinds']) keybinds.init();
       if (g.REPLY) {
diff --git a/changelog b/changelog
index 264276ac9..b595d0a79 100644
--- a/changelog
+++ b/changelog
@@ -1,6 +1,7 @@
 master
 - mayhem
   Set image limit in Thread Stats to 251 for /a/ and /v/, default to 151.
+  Fix 4chan X in locked threads.
 
 2.24.2
 - mayhem
diff --git a/script.coffee b/script.coffee
index c65a93b6e..4498994e4 100644
--- a/script.coffee
+++ b/script.coffee
@@ -2498,7 +2498,7 @@ Main =
     if conf['Image Expansion']
       imgExpand.init()
 
-    if conf['Quick Reply']
+    if conf['Quick Reply'] and canPost
       qr.init()
 
     if conf['Thread Watcher']