diff --git a/javascript/src/utilities/pdfUtilities.js b/javascript/src/utilities/pdfUtilities.js
index fe8013fc45e7cbdc11d28d8d6820ea6e5de83cd4..3a39a0f4ff9ee00682503bfbe8d1e7a62ef5bb0d 100644
--- a/javascript/src/utilities/pdfUtilities.js
+++ b/javascript/src/utilities/pdfUtilities.js
@@ -535,7 +535,7 @@ async function newSig(pdf, root, rootSuccessor, date, signingCert, certificateCh
     return array;
 }
 
-async function appendSig(pdf, root, rootSuccessor, date, cert, password) {
+async function appendSig(pdf, root, rootSuccessor, date, signingCert, certificateChain, privateKey) {
     //copy root and the entry with contents to the end
     var startRoot = pdf.stream.bytes.length + 1;