diff --git a/typo3/sysext/backend/Classes/Form/Element/TreeElement.php b/typo3/sysext/backend/Classes/Form/Element/TreeElement.php
index 51c0aff73d692e3ad846f3fbfce596ff47fea09f..232631b67abb7561d9c8167635c6eb85f2e73274 100644
--- a/typo3/sysext/backend/Classes/Form/Element/TreeElement.php
+++ b/typo3/sysext/backend/Classes/Form/Element/TreeElement.php
@@ -140,12 +140,7 @@ class TreeElement {
 		}
 		// Create a JavaScript code line which will ask the user to save/update the form due to changing the element.
 		// This is used for eg. "type" fields and others configured with "requestUpdate"
-		if (
-			$GLOBALS['TCA'][$table]['ctrl']['type']
-			&& !strcmp($field, $GLOBALS['TCA'][$table]['ctrl']['type'])
-			|| $GLOBALS['TCA'][$table]['ctrl']['requestUpdate']
-			&& GeneralUtility::inList(str_replace(' ', '', $GLOBALS['TCA'][$table]['ctrl']['requestUpdate'], $field))
-		) {
+		if ($GLOBALS['TCA'][$table]['ctrl']['type'] && !strcmp($field, $GLOBALS['TCA'][$table]['ctrl']['type']) || $GLOBALS['TCA'][$table]['ctrl']['requestUpdate'] && GeneralUtility::inList($GLOBALS['TCA'][$table]['ctrl']['requestUpdate'], $field)) {
 			if ($GLOBALS['BE_USER']->jsConfirmation(1)) {
 				$onChange .= 'if (confirm(TBE_EDITOR.labels.onChangeAlert) && ' . 'TBE_EDITOR.checkSubmit(-1)){ TBE_EDITOR.submitForm() };';
 			} else {