diff --git a/lib/sysrev/sysrev.js b/lib/sysrev/sysrev.js
index 53c6923..1a58d3b 100644
--- a/lib/sysrev/sysrev.js
+++ b/lib/sysrev/sysrev.js
@@ -306,7 +306,7 @@ module.exports = function(options, logger) {
         var tagName = baseTag + env;
         ngit.Reference.create(repo, tagName, commit, 1, author, 'Tagged ' + tagName)
           .then(function() {
-            writeTimeline(user, systemId, 'deployed revision', { revision: revisionId }, function() {
+            writeTimeline(user, systemId, 'deployed revision', revisionId, function() {
               cb();
             });
           })