diff --git a/z/tyme.go b/z/tyme.go
index cfb745d..e0881cc 100644
--- a/z/tyme.go
+++ b/z/tyme.go
@@ -59,8 +59,8 @@ func (tyme *Tyme) FromEntries(entries []Entry) error {
       Category: "",
       Distance: "0",
       Duration: duration.StringFixed(0),
-      Start: entry.Begin.Format("2006-01-02T15:04:05-0700"),
-      End: entry.Finish.Format("2006-01-02T15:04:05-0700"),
+      Start: entry.Begin.Format(time.RFC3339),
+      End: entry.Finish.Format(time.RFC3339),
       Note: entry.Notes,
       Project: entry.Project,
       Quantity: "0",