diff --git a/tailbone/grids/core.py b/tailbone/grids/core.py
index d686b355..59149d55 100644
--- a/tailbone/grids/core.py
+++ b/tailbone/grids/core.py
@@ -395,8 +395,16 @@ class Grid(object):
         if self.model_class:
             mapper = orm.class_mapper(self.model_class)
             for prop in mapper.iterate_properties:
-                if isinstance(prop, orm.ColumnProperty) and not prop.key.endswith('uuid'):
-                    filters[prop.key] = self.make_filter(prop.key, prop.columns[0])
+                if not isinstance(prop, orm.ColumnProperty):
+                    continue
+                if prop.key.endswith('uuid'):
+                    continue
+                if len(prop.columns) != 1:
+                    continue
+                column = prop.columns[0]
+                if isinstance(column.type, sa.LargeBinary):
+                    continue
+                filters[prop.key] = self.make_filter(prop.key, column)
         return filters
 
     def make_filters(self, filters=None):