diff --git a/ajax.php b/ajax.php
index 11f8362a..b4a02ce7 100644
--- a/ajax.php
+++ b/ajax.php
@@ -94,7 +94,7 @@
 
 if (!isset($_REQUEST['f']) || empty($_REQUEST['f']))
 {
-    header('Content-type: text/xml');
+    header('Content-type: text/xml; charset=' . AJAX_ENCODING);
     echo '<?xml version="1.0" encoding="', AJAX_ENCODING, '"?>', "\n";
     echo(
         "<data>\n" .
@@ -125,7 +125,7 @@
 
 if (!is_readable($filename))
 {
-    header('Content-type: text/xml');
+    header('Content-type: text/xml; charset=' . AJAX_ENCODING);
     echo '<?xml version="1.0" encoding="', AJAX_ENCODING, '"?>', "\n";
     echo(
         "<data>\n" .
diff --git a/ajax/getDataItemJobOrders.php b/ajax/getDataItemJobOrders.php
index f39ce37a..837f7a3b 100755
--- a/ajax/getDataItemJobOrders.php
+++ b/ajax/getDataItemJobOrders.php
@@ -92,9 +92,9 @@
     $output .=
         "    <joborder>\n" .
         "        <id>"         . $jobOrdersArray[$rowIndex]['jobOrderID'] . "</id>\n" .
-        "        <title>"      . htmlspecialchars($jobOrdersArray[$rowIndex]['title']) . "</title>\n" .
-        "        <companyname>" . htmlspecialchars($jobOrdersArray[$rowIndex]['companyName'])  . "</companyname>\n" .
-        "        <assigned>"   . htmlspecialchars($jobOrdersArray[$rowIndex]['isAssigned'])  . "</assigned>\n" .
+        "        <title>"      . htmlspecialchars($jobOrdersArray[$rowIndex]['title'], ENT_COMPAT, AJAX_ENCODING) . "</title>\n" .
+        "        <companyname>" . htmlspecialchars($jobOrdersArray[$rowIndex]['companyName'], ENT_COMPAT, AJAX_ENCODING)  . "</companyname>\n" .
+        "        <assigned>"   . htmlspecialchars($jobOrdersArray[$rowIndex]['isAssigned'], ENT_COMPAT, AJAX_ENCODING)  . "</assigned>\n" .
         "    </joborder>\n";
 }
 
diff --git a/lib/AJAXInterface.php b/lib/AJAXInterface.php
index 4dc50abc..fc22b077 100755
--- a/lib/AJAXInterface.php
+++ b/lib/AJAXInterface.php
@@ -46,7 +46,7 @@ class AJAXInterface
      */
     public function outputXMLPage($xmlString)
     {
-        header('Content-type: text/xml');
+        header('Content-type: text/xml; charset=' . AJAX_ENCODING);
 
         echo '<?xml version="1.0" encoding="', AJAX_ENCODING, '"?>', "\n";
         echo $xmlString;