diff --git a/lib/expressapp.js b/lib/expressapp.js
index 27ebcc9..e44e26a 100644
--- a/lib/expressapp.js
+++ b/lib/expressapp.js
@@ -262,8 +262,7 @@ ExpressApp.start = function(opts) {
   router.get('/v1/txhistory/', function(req, res) {
     getServerWithAuth(req, res, function(server) {
       var opts = {};
-      if (req.query.minTs) opts.minTs = +req.query.minTs;
-      if (req.query.maxTs) opts.maxTs = +req.query.maxTs;
+      if (req.query.skip) opts.skip = +req.query.skip;
       if (req.query.limit) opts.limit = +req.query.limit;
 
       server.getTxHistory(opts, function(err, txs) {