From 20ed27cfea0f01ff494c9213d56fb006771a1f43 Mon Sep 17 00:00:00 2001
From: Jan Faracik <43062514+janfaracik@users.noreply.github.com>
Date: Mon, 15 Nov 2021 19:57:52 +0000
Subject: [PATCH] Update hudson-behavior.js

---
 war/src/main/webapp/scripts/hudson-behavior.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/war/src/main/webapp/scripts/hudson-behavior.js b/war/src/main/webapp/scripts/hudson-behavior.js
index 9bda8abc9ce4..57a5323ea92a 100644
--- a/war/src/main/webapp/scripts/hudson-behavior.js
+++ b/war/src/main/webapp/scripts/hudson-behavior.js
@@ -1284,7 +1284,8 @@ function rowvgStartEachRow(recursive,f) {
         // this is suffixed by a pointless string so that two processing for optional-block-start
         // can sandwich row-set-end
         // this requires "TR.row-set-end" to mark rows
-        var checkbox = e.down().down();
+        // Get the `input` from the checkbox container
+        var checkbox = e.querySelector("input[type='checkbox']")
         updateOptionalBlock(checkbox,false);
     });