diff --git a/product/ERP5Type/tests/Sequence.py b/product/ERP5Type/tests/Sequence.py
index f7ae0b11df68e8b258db441246cf032a3d1b9205..392e00d922b72865a7bcf05dc1f43596a1658b3b 100644
--- a/product/ERP5Type/tests/Sequence.py
+++ b/product/ERP5Type/tests/Sequence.py
@@ -191,6 +191,7 @@ class SequenceList:
   def play(self, context, quiet=0):
     i = 1
     for sequence in self._sequence_list:
+      sequence._played_index = 0
       sequence.play(context, sequence_number=i, quiet=quiet)
       i+=1