diff --git a/src/components/com_tjcertificate/administrator/libraries/certificate.php b/src/components/com_tjcertificate/administrator/libraries/certificate.php
index 376b7eb..cdf8c77 100644
--- a/src/components/com_tjcertificate/administrator/libraries/certificate.php
+++ b/src/components/com_tjcertificate/administrator/libraries/certificate.php
@@ -786,9 +786,10 @@ public function pdfDownload($store = 0)
 
 			$html = stripslashes($html);
 
-			// Set font for the pdf download.
+			// Set font for the pdf download and access for remote files.
 			$options = new Options;
 			$options->setDefaultFont($font);
+			$options->setIsRemoteEnabled(true);
 
 			$domPDF = new DOMPDF($options);
 			$domPDF->loadHTML($html);