diff --git a/modules/bp/pages/pro.py b/modules/bp/pages/pro.py
index 051f144e6403efcda416e2595a2317577fba6e92..d6d0e4edcc88e96fad4792ae98ae1564c7417982 100644
--- a/modules/bp/pages/pro.py
+++ b/modules/bp/pages/pro.py
@@ -26,6 +26,7 @@
 from weboob.browser.pages import LoggedPage, pagination
 from weboob.capabilities.bank import Account
 from weboob.capabilities.profile import Company
+from weboob.capabilities.base import NotAvailable
 from weboob.tools.compat import urljoin, unicode
 
 from .accounthistory import Transaction
@@ -85,7 +86,8 @@ class item(ItemElement):
 
             obj_date = Date(CleanText('.//td[@headers="date"]'), dayfirst=True)
             obj_raw = Transaction.Raw('.//td[@headers="libelle"]')
-            obj_amount = CleanDecimal('.//td[@headers="debit" or @headers="credit"]', replace_dots=True)
+            obj_amount = CleanDecimal('.//td[@headers="debit" or @headers="credit"]',
+                                      replace_dots=True, default=NotAvailable)
 
 
 class DownloadRib(LoggedPage, MyHTMLPage):