diff --git a/benchmarks/dvmp/analysis/dvmp.h b/benchmarks/dvmp/analysis/dvmp.h
index edc6338d78caf876de8628e62178af1d77b4adb0..d64f68f5022c60ed73c948be75002f15e3b1da65 100644
--- a/benchmarks/dvmp/analysis/dvmp.h
+++ b/benchmarks/dvmp/analysis/dvmp.h
@@ -186,7 +186,7 @@ namespace util {
     return quantities;
   }
   
-  /*inline inv_quant calc_inv_quant_both(const std::vector<ROOT::Math::PxPyPzMVector>& parts)
+  inline inv_quant calc_inv_quant_both(const std::vector<ROOT::Math::PxPyPzMVector>& parts)
   {
     //0:e0  1:p0    2:e1    3:p1    4:recoil system (without p1)    5:l1 from 4 6:l2 from 4
     ROOT::Math::PxPyPzMVector q(parts[0] - parts[2]);
@@ -199,7 +199,7 @@ namespace util {
     double t = Delta.Dot(Delta);
     inv_quant quantities = {nu, Q2, Q2/2./P.mass()/nu, t};
     return quantities;
-  }*/
+  }
   
   
   inline double get_nu(inv_quant quantities) { return quantities.nu / 1000.; }
diff --git a/benchmarks/dvmp/analysis/vm_invar.cxx b/benchmarks/dvmp/analysis/vm_invar.cxx
index f46718666ab50ebe6153dc853aaccbe25515b434..1c6d6df933eed667dcabdc84cc3753113961f604 100644
--- a/benchmarks/dvmp/analysis/vm_invar.cxx
+++ b/benchmarks/dvmp/analysis/vm_invar.cxx
@@ -98,9 +98,9 @@ int vm_invar(const std::string& config_name)
                   .Define("nu_sim", util::get_nu, {"invariant_quantities_sim"})
                   .Define("Q2_sim", util::get_Q2, {"invariant_quantities_sim"})
                   .Define("x_sim", util::get_x, {"invariant_quantities_sim"})
-                  .Define("t_sim", util::get_t, {"invariant_quantities_sim"});
+                  .Define("t_sim", util::get_t, {"invariant_quantities_sim"})
                   //.Define("invariant_quantities_rec", util::calc_inv_quant_both, {"p_rec_ordered"})
-                  //.Define("invariant_quantities_sim", util::calc_inv_quant_both, {"p_sim_ordered"});
+                  .Define("invariant_quantities_sim", util::calc_inv_quant_both, {"p_sim_ordered"});
   //================================================================
 
   // Define output histograms