diff --git a/lib/issuer.js b/lib/issuer.js
index ad4a997c..ec9fd300 100644
--- a/lib/issuer.js
+++ b/lib/issuer.js
@@ -235,7 +235,6 @@ function _getISODateTime(date = new Date()) {
 async function _validateJsonLd({document, documentLoader}) {
   // convert to RDF dataset
   const options = {
-    algorithm: 'RDFC-1.0',
     base: null,
     safe: true,
     rdfDirection: 'i18n-datatype',