diff --git a/hail/python/hail/backend/local_backend.py b/hail/python/hail/backend/local_backend.py
index b843fbafe8f4..2bbee2791374 100644
--- a/hail/python/hail/backend/local_backend.py
+++ b/hail/python/hail/backend/local_backend.py
@@ -213,7 +213,7 @@ def register_ir_function(self,
                              body: Expression):
         r = CSERenderer()
         code = r(finalize_randomness(body._ir))
-        jbody = (self._parse_value_ir(code, ref_map=dict(zip(value_parameter_names, value_parameter_types)), ir_map=r.jirs))
+        jbody = self._parse_value_ir(code, ref_map=dict(zip(value_parameter_names, value_parameter_types)))
         self._registered_ir_function_names.add(name)
 
         self.hail_package().expr.ir.functions.IRFunctionRegistry.pyRegisterIR(