diff --git a/modules/ing/pages/titre.py b/modules/ing/pages/titre.py
index 3fa84618..69ec4e6d 100644
--- a/modules/ing/pages/titre.py
+++ b/modules/ing/pages/titre.py
@@ -20,6 +20,7 @@
 
 from decimal import Decimal
 
+from weboob.capabilities.base import NotAvailable
 from weboob.capabilities.bank import Investment
 from weboob.browser.pages import RawPage, HTMLPage, LoggedPage
 from weboob.browser.elements import ListElement, ItemElement, method
@@ -48,11 +49,31 @@ class TitrePage(LoggedPage, RawPage):
             invest.code = _id.split(':')[0]
             if ':' in _id:
                 invest.description = unicode(_id.split(':')[1])
-            invest.quantity = Decimal(FrenchTransaction.clean_amount(columns[1]))
-            invest.unitprice = Decimal(FrenchTransaction.clean_amount(columns[2]))
-            invest.unitvalue = Decimal(FrenchTransaction.clean_amount(columns[3]))
-            invest.valuation = Decimal(FrenchTransaction.clean_amount(columns[4]))
-            invest.diff = Decimal(FrenchTransaction.clean_amount(columns[5]))
+            quantity = FrenchTransaction.clean_amount(columns[1])
+            if quantity != '':
+                invest.quantity = Decimal(quantity)
+            else:
+                invest.quantity = NotAvailable
+            unitprice = FrenchTransaction.clean_amount(columns[2])
+            if unitprice != '':
+                invest.unitprice = Decimal()
+            else:
+                invest.unitprice = NotAvailable
+            unitvalue = FrenchTransaction.clean_amount(columns[3])
+            if unitvalue != '':
+                invest.unitvalue = Decimal(unitvalue)
+            else:
+                invest.unitvalue = NotAvailable
+            valuation = FrenchTransaction.clean_amount(columns[4])
+            if valuation != '':
+                invest.valuation = Decimal(valuation)
+            else:
+                invest.valuation = NotAvailable
+            diff = FrenchTransaction.clean_amount(columns[5])
+            if diff != '':
+                invest.diff = Decimal(diff)
+            else:
+                invest.diff = NotAvailable
 
             yield invest