diff --git a/purchase.odt b/purchase.odt
index 0c17f98fae..35f840a42b 100644
Binary files a/purchase.odt and b/purchase.odt differ
diff --git a/purchase.py b/purchase.py
index fda03c6260..7997c5c575 100644
--- a/purchase.py
+++ b/purchase.py
@@ -798,7 +798,7 @@ class PurchaseLine(OSV):
                 'readonly': "not globals().get('_parent_purchase')",
             }, on_change_with=['type', 'quantity', 'unit_price',
                 '_parent_purchase.currency'])
-    description = fields.Char('Description', size=None, required=True)
+    description = fields.Text('Description', size=None, required=True)
     comment = fields.Text('Comment',
             states={
                 'invisible': "type != 'line'",