diff --git a/src/SAML11/XML/samlp/AbstractRequestType.php b/src/SAML11/XML/samlp/AbstractRequestType.php
index 8e6837c..83a2960 100644
--- a/src/SAML11/XML/samlp/AbstractRequestType.php
+++ b/src/SAML11/XML/samlp/AbstractRequestType.php
@@ -86,10 +86,10 @@ protected function toUnsignedXML(?DOMElement $parent = null): DOMElement
     {
         $e = parent::toUnsignedXML($parent);
 
-        $request = $this->getRequest();
-        $request = is_array($request) ? $request : [$request];
+        $requests = $this->getRequest();
+        $requests = is_array($requests) ? $requests : [$requests];
 
-        foreach ($this->getRequest() as $request) {
+        foreach ($requests as $request) {
             $request->toXML($e);
         }