diff --git a/modules/mol/alg/pymod/CMakeLists.txt b/modules/mol/alg/pymod/CMakeLists.txt
index fa2942575835fd70e480563148784918bad58122..612caccfb615c70f8ffefeffd567040da1eef630 100644
--- a/modules/mol/alg/pymod/CMakeLists.txt
+++ b/modules/mol/alg/pymod/CMakeLists.txt
@@ -7,6 +7,7 @@ set(OST_MOL_ALG_PYMOD_SOURCES
   export_contact_overlap.cc
   export_accessibility.cc
   export_sec_structure.cc
+  export_molck.cc
 )
 
 set(OST_MOL_ALG_PYMOD_MODULES
diff --git a/modules/mol/alg/pymod/export_molck.cc b/modules/mol/alg/pymod/export_molck.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a54c3678792119943f4a99f5ee9cc210af0a9b3c
--- /dev/null
+++ b/modules/mol/alg/pymod/export_molck.cc
@@ -0,0 +1,30 @@
+//------------------------------------------------------------------------------
+// This file is part of the OpenStructure project <www.openstructure.org>
+//
+// Copyright (C) 2008-2011 by the OpenStructure authors
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License as published by the Free
+// Software Foundation; either version 3.0 of the License, or (at your option)
+// any later version.
+// This library is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
+// details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with this library; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+//------------------------------------------------------------------------------
+#include <boost/python.hpp>
+
+using namespace boost::python;
+
+#include <ost/mol/alg/molck.hh>
+
+using namespace ost::mol::alg::molck;
+
+void export_Molck()
+{
+  def("load_compound_lib", &load_compound_lib, (arg("custom_path")));
+}
diff --git a/modules/mol/alg/pymod/wrap_mol_alg.cc b/modules/mol/alg/pymod/wrap_mol_alg.cc
index 9f6c7f850fcaa869be30b337b1c94c654e5d2927..b90ab2befa069e245c1c5f1c48027164c0117ef3 100644
--- a/modules/mol/alg/pymod/wrap_mol_alg.cc
+++ b/modules/mol/alg/pymod/wrap_mol_alg.cc
@@ -39,6 +39,7 @@ void export_svdSuperPose();
 void export_TrajectoryAnalysis();
 void export_StructureAnalysis();
 void export_Clash();
+void export_Molck();
 void export_contact_overlap();
 void export_accessibility();
 void export_sec_struct();
@@ -110,6 +111,7 @@ BOOST_PYTHON_MODULE(_ost_mol_alg)
   export_TrajectoryAnalysis();
   export_StructureAnalysis();
   export_Clash();
+  export_Molck();
   export_contact_overlap();
   export_accessibility();
   export_sec_struct();