diff --git a/lib/SimpleSAML/Error/NotFound.php b/lib/SimpleSAML/Error/NotFound.php
index 3c8a643fd8082d2084af390a5a16faf1802eb29b..90142901b5dac764f94db220f83eb2046026e72f 100644
--- a/lib/SimpleSAML/Error/NotFound.php
+++ b/lib/SimpleSAML/Error/NotFound.php
@@ -31,8 +31,10 @@ class SimpleSAML_Error_NotFound extends SimpleSAML_Error_Error {
 
 		if($reason === NULL) {
 			parent::__construct(array('NOTFOUND', '%URL%' => $url));
+			$this->message = "The requested page '$url' could not be found.";
 		} else {
 			parent::__construct(array('NOTFOUNDREASON', '%URL%' => $url, '%REASON%' => $reason));
+			$this->message = "The requested page '$url' could not be found. ".$reason;
 		}
 
 		$this->reason = $reason;