diff --git a/module/VuFind/src/VuFind/SimpleXML.php b/module/VuFind/src/VuFind/SimpleXML.php
index 134b4e66aaf0f9b8a47c204ecc0dae89a2e96998..a9286db7e5703bfc4374474c9f814389af3a53f6 100644
--- a/module/VuFind/src/VuFind/SimpleXML.php
+++ b/module/VuFind/src/VuFind/SimpleXML.php
@@ -54,7 +54,7 @@ class SimpleXML
             ? $child->asXML() : $child;
 
         // strip off xml header
-        $mark = strpos($xml,'?'.'>');
+        $mark = strpos($xml, '?'.'>');
         if ($mark>0 && $mark<40) {
             $xml = substr($xml, $mark + 2);
         }