diff --git a/pandora/item/models.py b/pandora/item/models.py
index e706316..3372248 100644
--- a/pandora/item/models.py
+++ b/pandora/item/models.py
@@ -863,6 +863,9 @@ class Item(models.Model):
         if frame:
             cmd += [
                '-f', frame,
+            ]
+        if os.path.exists(timeline):
+            cmd += [
                '-l', timeline,
             ]
         if settings.USE_IMDB: