diff --git a/src/thermo/VPSSMgr_ConstVol.cpp b/src/thermo/VPSSMgr_ConstVol.cpp
index dc8558f48..688d57e9c 100644
--- a/src/thermo/VPSSMgr_ConstVol.cpp
+++ b/src/thermo/VPSSMgr_ConstVol.cpp
@@ -94,8 +94,6 @@ void VPSSMgr_ConstVol::getGibbs_RT_ref(doublereal* grt) const
 {
     if (m_useTmpRefStateStorage) {
         std::copy(m_g0_RT.begin(), m_g0_RT.end(), grt);
-        doublereal _rt = GasConstant * m_tlast;
-        scale(grt, grt + m_kk, grt, _rt);
     } else {
         throw CanteraError("VPSSMgr_ConstVol::getGibbs_RT_ref",
                            "unimplemented without m_useTmpRefStateStorage");