diff --git a/modules/mol/base/pymod/export_editors.cc b/modules/mol/base/pymod/export_editors.cc
index e2cd89b9b7730a5e7245ed93a2818a57a55e9d06..70872ac8bbed7faa96bd5eac20bc4805facab59c 100644
--- a/modules/mol/base/pymod/export_editors.cc
+++ b/modules/mol/base/pymod/export_editors.cc
@@ -120,6 +120,7 @@ void export_Editors()
     .def("InsertAtom", insert_atom_b)
     .def("InsertAltAtom", insert_alt_atom_a)
     .def("InsertAltAtom", insert_alt_atom_b)
+    .def("AddAltAtomPos", &EditorBase::AddAltAtomPos)
     .def("DeleteResidue", &EditorBase::DeleteResidue)
     .def("DeleteChain", &EditorBase::DeleteChain)
     .def("DeleteAtom", &EditorBase::DeleteAtom)