diff --git a/typo3/sysext/backend/Classes/Utility/BackendUtility.php b/typo3/sysext/backend/Classes/Utility/BackendUtility.php
index d778e06..ed2db5d 100644
--- a/typo3/sysext/backend/Classes/Utility/BackendUtility.php
+++ b/typo3/sysext/backend/Classes/Utility/BackendUtility.php
@@ -2099,7 +2099,15 @@ class BackendUtility {
 				if ($theColConf['internal_type'] === 'db') {
 					$finalValues = array();
 					$relationTableName = $theColConf['allowed'];
-					$explodedValues = \TYPO3\CMS\Core\Utility\GeneralUtility::trimExplode(',', $value, TRUE);
+
+					if (!empty($theColConf['MM'])) {
+						/** @var $dbGroup \TYPO3\CMS\Core\Database\RelationHandler */
+						$dbGroup = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Database\\RelationHandler');
+						$dbGroup->start($value, $theColConf['foreign_table'], $theColConf['MM'], $uid, $table, $theColConf);
+						$explodedValues = $dbGroup->tableArray[$theColConf['foreign_table']];
+					} else {
+						$explodedValues = \TYPO3\CMS\Core\Utility\GeneralUtility::trimExplode(',', $value, TRUE);
+					}
 
 					foreach ($explodedValues as $explodedValue) {