diff --git a/lib/import_functions.js b/lib/import_functions.js
index 0b4b68e..5c24170 100644
--- a/lib/import_functions.js
+++ b/lib/import_functions.js
@@ -122,6 +122,9 @@ var MBReleaseImportHelper = (function() {
         appendParameter(parameters, 'script', release.script);
         appendParameter(parameters, 'packaging', release.packaging);
 
+        // ReleaseGroup
+        appendParameter(parameters, 'release_group', release.release_group_mbid);
+
         // Date + country
         appendParameter(parameters, 'country', release.country);
         if (!isNaN(release.year) && release.year != 0) { appendParameter(parameters, 'date.year', release.year); };
@@ -190,7 +193,7 @@ var MBReleaseImportHelper = (function() {
             var ac = artist_credit[i];
             appendParameter(parameters, paramPrefix+'artist_credit.names.'+i+'.name', ac.credited_name);
             appendParameter(parameters, paramPrefix+'artist_credit.names.'+i+'.artist.name', ac.artist_name);
-            appendParameter(parameters, paramPrefix+'artist_credit.names.'+i+'.artist.mbid', ac.artist_mbid);
+            appendParameter(parameters, paramPrefix+'artist_credit.names.'+i+'.mbid', ac.mbid);
             if (typeof ac.joinphrase != 'undefined' && ac.joinphrase != "") {
                 appendParameter(parameters, paramPrefix+'artist_credit.names.'+i+'.join_phrase', ac.joinphrase);
             }