From 8daaedc809040d561edfd9fd7372b0a5040d6982 Mon Sep 17 00:00:00 2001
From: Ryan Cramer <ryan@processwire.com>
Date: Fri, 5 Aug 2022 12:21:26 -0400
Subject: [PATCH] Fix issue processwire/processwire-issues#1603

---
 wire/core/InputfieldWrapper.php | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/wire/core/InputfieldWrapper.php b/wire/core/InputfieldWrapper.php
index 9dcdfef2..9ed1b808 100644
--- a/wire/core/InputfieldWrapper.php
+++ b/wire/core/InputfieldWrapper.php
@@ -1596,11 +1596,15 @@ class InputfieldWrapper extends Inputfield implements \Countable, \IteratorAggre
 		/** @var InputfieldSelect $f */
 		$f = $inputfields->getChildByName('collapsed');
 		if($f) {
-			// remove all options for 'collapsed' except collapsedYes and collapsedNo
+			// remove all options for 'collapsed' except for a few
+			$allow = array(
+				Inputfield::collapsedNo, 
+				Inputfield::collapsedYes, 
+				Inputfield::collapsedYesAjax,
+				Inputfield::collapsedNever,
+			);
 			foreach($f->getOptions() as $value => $label) {
-				if(!in_array($value, array(Inputfield::collapsedNo, Inputfield::collapsedYes))) {
-					$f->removeOption($value);
-				}
+				if(!in_array($value, $allow)) $f->removeOption($value);
 			}
 		}