--- trunk/src/nonbonded/Electrostatic.cpp 2014/03/06 19:34:22 1973 +++ trunk/src/nonbonded/Electrostatic.cpp 2014/04/14 18:32:51 1981 @@ -1518,7 +1518,7 @@ namespace OpenMD { atom->addFrc( 4.0 * rvol * qfrc * kVec ); if (atom->isFluctuatingCharge()) { - atom->addFlucQFrc( -2.0 * rvol * qtrq2 ); + atom->addFlucQFrc( - 2.0 * rvol * qtrq2 ); } if (data.is_Dipole) {