diff --git a/src/calibre/gui2/preferences/create_custom_column.py b/src/calibre/gui2/preferences/create_custom_column.py
index 07e91804a2..f8d651f760 100644
--- a/src/calibre/gui2/preferences/create_custom_column.py
+++ b/src/calibre/gui2/preferences/create_custom_column.py
@@ -145,7 +145,7 @@ class CreateCustomColumn(QDialog, Ui_QCreateCustomColumn):
                 {
                     'isbn': '{identifiers:select(isbn)}',
                     'formats': '{formats}',
-                    'last_modified':'''{last_modified:'format_date($, "%d %m, %Y")'}'''
+                    'last_modified':'''{last_modified:'format_date($, "dd MMM yy")'}'''
                     }[which])
             self.composite_sort_by.setCurrentIndex(2 if which == 'last_modified' else 0)
 
diff --git a/src/calibre/utils/formatter_functions.py b/src/calibre/utils/formatter_functions.py
index 26cbe82ecd..3f085e0195 100644
--- a/src/calibre/utils/formatter_functions.py
+++ b/src/calibre/utils/formatter_functions.py
@@ -469,7 +469,6 @@ class BuiltinFormat_date(BuiltinFormatterFunction):
             'yyyy : the year as four digit number.')
 
     def evaluate(self, formatter, kwargs, mi, locals, val, format_string):
-        print val
         if not val:
             return ''
         try: