diff --git a/src/plugins/TimeLine.py b/src/plugins/TimeLine.py
index 3be534a86..ceba12ab9 100644
--- a/src/plugins/TimeLine.py
+++ b/src/plugins/TimeLine.py
@@ -86,6 +86,7 @@ class TimeLine:
         if output:
             self.standalone = 1
             self.d.open(output)
+            self.d.init()
         else:
             self.standalone = 0