diff --git a/ir.py b/ir.py
index 1456371..4054d93 100644
--- a/ir.py
+++ b/ir.py
@@ -14,7 +14,9 @@ class Rule(metaclass=PoolMeta):
     def _context_modelnames(cls):
         """ list of models to add 'user_id' to context
         """
-        return ['cashbook.book', 'cashbook.line', 'cashbook.recon']
+        return [
+            'cashbook.book', 'cashbook.line', 'cashbook.recon',
+            'cashbook.split']
 
     @classmethod
     def _get_context(cls, model_name):