diff --git a/brmbar3/brmbar-gui-qt4.py b/brmbar3/brmbar-gui-qt4.py
index 75e77c4..dea0807 100755
--- a/brmbar3/brmbar-gui-qt4.py
+++ b/brmbar3/brmbar-gui-qt4.py
@@ -65,6 +65,7 @@ class ShopAdapter(QtCore.QObject):
         return map
 
     def acct_map(self, acct):
+        logger.debug("acct_map: acct=%s", acct)
         if acct is None:
             return None
         if acct.acctype == 'debt':
diff --git a/brmbar3/brmbar/Account.py b/brmbar3/brmbar/Account.py
index 5344301..ef7a494 100644
--- a/brmbar3/brmbar/Account.py
+++ b/brmbar3/brmbar/Account.py
@@ -16,7 +16,7 @@ class Account:
 
     @classmethod
     def load_by_barcode(cls, db, barcode):
-        logger.debug("load_by_barcode: %s", barcode)
+        logger.debug("load_by_barcode: '%s'", barcode)
         res = db.execute_and_fetch("SELECT account FROM barcodes WHERE barcode = %s", [barcode])
         if res is None:
             return None