diff --git a/modules/mol/base/pymod/export_entity.cc b/modules/mol/base/pymod/export_entity.cc
index 34a8adcf80163945bd1ab6cd4e29145c3fbb1b3b..163918c75642b0e1da67336dcad2619e30c84da8 100644
--- a/modules/mol/base/pymod/export_entity.cc
+++ b/modules/mol/base/pymod/export_entity.cc
@@ -81,8 +81,8 @@ void export_Entity()
   generic_prop_def<EntityBase>(ent_base);
   
   class_<EntityHandle, bases<EntityBase> >("EntityHandle", init<>())
-    .def("Select",select_query, arg("flags")=0)
-    .def("Select",select_string, arg("flags")=0)
+    .def("Select",select_query, (arg("query"), arg("flags")=0))
+    .def("Select",select_string, (arg("query"), arg("flags")=0))
     .def("FindChain", &EntityHandle::FindChain)
     .def("FindResidue", &EntityHandle::FindResidue)
     .def("FindAtom", &EntityHandle::FindAtom)