Fix round option for time scales

diff --git a/src/scales/scale.time.js b/src/scales/scale.time.js
index f9f80386e8980f6c7ca977f2fb3a25df22988a22..643e9bd5756277d02176a7c01f6bd6f401d788df 100644 (file)
--- a/src/scales/scale.time.js
+++ b/src/scales/scale.time.js
@@ -125,7 +125,7 @@ module.exports = function(Chart) {
                        if (timeOpts.min) {
                                var minMoment = timeHelpers.parseTime(me, timeOpts.min);
                                if (timeOpts.round) {
-                                       minMoment.round(timeOpts.round);
+                                       minMoment.startOf(timeOpts.round);
                                }
                                minTimestamp = minMoment.valueOf();
                        }