diff --git a/module/finc/src/finc/ILS/Driver/FincILS.php b/module/finc/src/finc/ILS/Driver/FincILS.php
index 6f4cfbf6598f5f845cb5ff80f7fd8f0616b7da13..e2c75cf9a7b5addd24f88f62894e9429780ac64b 100644
--- a/module/finc/src/finc/ILS/Driver/FincILS.php
+++ b/module/finc/src/finc/ILS/Driver/FincILS.php
@@ -350,7 +350,8 @@ class FincILS extends PAIA implements LoggerAwareInterface
      */
     protected function getAlternativeItemId($id, $idType = null)
     {
-        return $this->_getFincId(end(explode(":", $id)), $idType);
+        $array = explode(":", $id);
+        return $this->_getFincId(end($array), $idType);
     }
 
     /**