diff --git a/typo3/sysext/core/Classes/Resource/FileRepository.php b/typo3/sysext/core/Classes/Resource/FileRepository.php
index 623fa84..d153ee8 100644
--- a/typo3/sysext/core/Classes/Resource/FileRepository.php
+++ b/typo3/sysext/core/Classes/Resource/FileRepository.php
@@ -151,10 +151,10 @@ class FileRepository extends AbstractRepository {
 		$rows = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
 			'*',
 			$this->table,
-			sprintf('storage=%u AND identifier LIKE "%s" AND NOT identifier LIKE "%s"',
-					$storage,
-					$GLOBALS['TYPO3_DB']->escapeStrForLike($identifier, $this->table) . '%',
-					$GLOBALS['TYPO3_DB']->escapeStrForLike($identifier, $this->table) . '%/%'
+			sprintf('storage=%u AND identifier LIKE %s AND NOT identifier LIKE %s',
+				$storage,
+				$GLOBALS['TYPO3_DB']->fullQuoteStr($GLOBALS['TYPO3_DB']->escapeStrForLike($identifier, $this->table) . '%', $this->table),
+				$GLOBALS['TYPO3_DB']->fullQuoteStr($GLOBALS['TYPO3_DB']->escapeStrForLike($identifier, $this->table) . '%/%', $this->table)
 			),
 			'',
 			'',