diff --git a/features/http-auth.xml b/features/http-auth.xml
index 6f13d99d95..fe4d1355c5 100644
--- a/features/http-auth.xml
+++ b/features/http-auth.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.25 $ -->
+<!-- $Revision: 1.26 $ -->
  <chapter id="features.http-auth">
   <title>HTTP authentication with PHP</title>
 
@@ -104,15 +104,15 @@
     exit;
   }
  
-  if (!isset($_SERVER['PHP_AUTH_USER']) || ($SeenBefore == 1 && $OldAuth == $_SERVER['$PHP_AUTH_USER']))) {
+  if (!isset($_SERVER['PHP_AUTH_USER']) || ($SeenBefore == 1 && $OldAuth == $_SERVER['PHP_AUTH_USER']))) {
    authenticate();
   } 
   else {
-   echo "<p>Welcome: {$_SERVER['$PHP_AUTH_USER']}<br>";
-   echo "Old: {$_REQUEST['$OldAuth']}";
-   echo "<form action='{$_SERVER['$PHP_SELF']}' METHOD='POST'>\n";
+   echo "<p>Welcome: {$_SERVER['PHP_AUTH_USER']}<br>";
+   echo "Old: {$_REQUEST['OldAuth']}";
+   echo "<form action='{$_SERVER['PHP_SELF']}' METHOD='POST'>\n";
    echo "<input type='hidden' name='SeenBefore' value='1'>\n";
-   echo "<input type='hidden' name='OldAuth' value='{$_SERVER['$PHP_AUTH_USER']}'>\n";
+   echo "<input type='hidden' name='OldAuth' value='{$_SERVER['PHP_AUTH_USER']}'>\n";
    echo "<input type='submit' value='Re Authenticate'>\n";
    echo "</form></p>\n";
   }