diff --git a/tailbone/grids/core.py b/tailbone/grids/core.py
index ecf462fd..c6257d4b 100644
--- a/tailbone/grids/core.py
+++ b/tailbone/grids/core.py
@@ -575,7 +575,11 @@ class Grid(WuttaGrid):
             return getattr(obj, column_name)
         except AttributeError:
             pass
-        return obj[column_name]
+
+        try:
+            return obj[column_name]
+        except TypeError:
+            pass
 
     def render_currency(self, obj, column_name):
         value = self.obtain_value(obj, column_name)