diff --git a/PWGHF/D2H/Tasks/taskSigmac.cxx b/PWGHF/D2H/Tasks/taskSigmac.cxx
index 3ea06c80733..dff39af4c28 100644
--- a/PWGHF/D2H/Tasks/taskSigmac.cxx
+++ b/PWGHF/D2H/Tasks/taskSigmac.cxx
@@ -732,7 +732,7 @@ struct HfTaskSigmac {
       if (yCandGenMax >= 0. && std::abs(RecoDecay::y(particle.pVector(), o2::constants::physics::MassLambdaCPlus)) > yCandGenMax) {
         continue;
       }
-      double ptGenLc(-1.), ptGenLcBMother(-1.);
+      double ptGenLc(particle.pt()), ptGenLcBMother(-1.);
       int origin = particle.originMcGen();
       int channel = particle.flagMcDecayChanGen();
       if (origin == RecoDecay::OriginType::Prompt) {