diff --git a/apps/wpm/services.py b/apps/wpm/services.py
index 87b04bc9..bc3877df 100644
--- a/apps/wpm/services.py
+++ b/apps/wpm/services.py
@@ -722,7 +722,7 @@ def handover_submit(handover:Handover, user: User, now: Union[datetime.datetime,
             if create_new_batch is False:
                 target, _ = BatchSt.g_create(batch=batch, handover=handover, material_start=material)
                 create_new_batch = True
-            source, _ = BatchLog.g_create(batch=wm_from.batch)
+            source, _ = BatchSt.g_create(batch=wm_from.batch)
             BatchLog.g_create(source=source, target=target, handover=handover, relation_type="merge")
         elif mtype == Handover.H_DIV:
             batch = handover_or_b.batch