diff -up psi4public-0c7ea92851e44ea5df8ac181200c6a277651a8fa/src/bin/optking/frag.cc.orig psi4public-0c7ea92851e44ea5df8ac181200c6a277651a8fa/src/bin/optking/frag.cc
--- psi4public-0c7ea92851e44ea5df8ac181200c6a277651a8fa/src/bin/optking/frag.cc.orig	2014-05-05 18:16:48.000000000 +0300
+++ psi4public-0c7ea92851e44ea5df8ac181200c6a277651a8fa/src/bin/optking/frag.cc	2014-05-13 01:52:33.849523100 +0300
@@ -305,7 +305,7 @@ int FRAG::add_auxiliary_bonds(void) {
       double R = v3d_dist(geom[a], geom[b]);
       double Rcov = (cov_radii[Zint[a]] + cov_radii[Zint[b]])/_bohr2angstroms;
 
-      if (R < Rcov * Opt_params.auxiliary_bonds_factor) {
+      if (R < Rcov * Opt_params.auxiliary_bond_factor) {
         STRE *one_stre = new STRE(a,b);
         if (!present(one_stre)) {
           intcos.push_back(one_stre);