diff --git a/purchase.py b/purchase.py
index e774d816c6..be8c5963b9 100644
--- a/purchase.py
+++ b/purchase.py
@@ -856,6 +856,8 @@ class Purchase(Workflow, ModelSQL, ModelView, TaxableMixin):
         process, done = [], []
         cls.lock(purchases)
         for purchase in purchases:
+            if purchase.state not in {'confirmed', 'processing', 'done'}:
+                continue
             purchase.create_invoice()
             purchase.set_invoice_state()
             purchase.create_move('in')