diff --git a/typo3/sysext/extbase/Classes/Persistence/Generic/Storage/Typo3DbBackend.php b/typo3/sysext/extbase/Classes/Persistence/Generic/Storage/Typo3DbBackend.php
index 1ae028a095e2..5b2d347ef80b 100644
--- a/typo3/sysext/extbase/Classes/Persistence/Generic/Storage/Typo3DbBackend.php
+++ b/typo3/sysext/extbase/Classes/Persistence/Generic/Storage/Typo3DbBackend.php
@@ -511,6 +511,11 @@ protected function overlayLanguageAndWorkspaceForSingleRecord(string $tableName,
         if (is_array($row) && $fetchLocalizedRecord) {
             if ($tableName === 'pages') {
                 $row = $pageRepository->getLanguageOverlay($tableName, $row);
+                // DataMapper only checks for _LOCALIZED_UID when setting '_localizedUid' property
+                // and not _PAGES_OVERLAY_UID.
+                if (isset($row['_PAGES_OVERLAY_UID'])) {
+                    $row['_LOCALIZED_UID'] = $row['_PAGES_OVERLAY_UID'];
+                }
             } else {
                 if (!$querySettings->getRespectSysLanguage()
                     && $languageOfCurrentRecord > 0