diff --git a/module/VuFind/src/VuFind/ILS/Driver/DAIA.php b/module/VuFind/src/VuFind/ILS/Driver/DAIA.php
index b23e74a3ba72b272cbd3a6c9a740715ad133c631..bdfbb5372cdced2be5e8a1b63f9c14bb2552e666 100644
--- a/module/VuFind/src/VuFind/ILS/Driver/DAIA.php
+++ b/module/VuFind/src/VuFind/ILS/Driver/DAIA.php
@@ -43,6 +43,11 @@ use DOMDocument, VuFind\Exception\ILS as ILSException;
  */
 class DAIA extends AbstractBase
 {
+    /**
+     * Base URL
+     *
+     * @var string
+     */
     protected $baseURL;
 
     /**
@@ -150,7 +155,7 @@ class DAIA extends AbstractBase
     protected function queryDAIA($id)
     {
         $daia = new DOMDocument();
-        $daia->load($this->baseURL . '?output=xml&ppn='.$id);
+        $daia->load($this->baseURL . $id);
 
         return $daia;
     }
@@ -162,7 +167,7 @@ class DAIA extends AbstractBase
      *
      * @return array
      */
-    public function daiaToHolding($id)
+    protected function daiaToHolding($id)
     {
         $daia = $this->queryDAIA($id);
         // get Availability information from DAIA