diff --git a/public/src/client/topic/threadTools.js b/public/src/client/topic/threadTools.js
index b3d72e83b3..8f35489b35 100644
--- a/public/src/client/topic/threadTools.js
+++ b/public/src/client/topic/threadTools.js
@@ -186,7 +186,7 @@ define('forum/topic/threadTools', [
 		components.get('topic/lock').toggleClass('hidden', data.isLocked).parent().attr('hidden', data.isLocked ? '' : null);
 		components.get('topic/unlock').toggleClass('hidden', !data.isLocked).parent().attr('hidden', !data.isLocked ? '' : null);
 
-		var hideReply = (data.isLocked || ajaxify.data.deleted) && !ajaxify.data.privileges.isAdminOrMod;
+		var hideReply = !!((data.isLocked || ajaxify.data.deleted) && !ajaxify.data.privileges.isAdminOrMod);
 
 		components.get('topic/reply/container').toggleClass('hidden', hideReply);
 		components.get('topic/reply/locked').toggleClass('hidden', ajaxify.data.privileges.isAdminOrMod || !data.isLocked || ajaxify.data.deleted);