diff --git a/stagger/tags.py b/stagger/tags.py
index 3949d99..58aa444 100644
--- a/stagger/tags.py
+++ b/stagger/tags.py
@@ -359,7 +359,7 @@ def values(self):
     disc_total = abstractproperty(fget=lambda self: None, fset=lambda self, value: None)
     composer = abstractproperty(fget=lambda self: None, fset=lambda self, value: None)
     genre = abstractproperty(fget=lambda self: None, fset=lambda self, value: None)
-    comment = abstractproperty(fget=lambda self: Non, fset=lambda self, value: None)
+    comment = abstractproperty(fget=lambda self: None, fset=lambda self, value: None)
     grouping = abstractproperty(fget=lambda self: None, fset=lambda self, value: None)
     picture = abstractproperty(fget=lambda self: None, fset=lambda self, value: None)
     sort_title = abstractproperty(fget=lambda self: None, fset=lambda self, value: None)