diff --git a/PWGHF/Utils/utilsMcGen.h b/PWGHF/Utils/utilsMcGen.h
index fc3684a4401..4ba17f29cc8 100644
--- a/PWGHF/Utils/utilsMcGen.h
+++ b/PWGHF/Utils/utilsMcGen.h
@@ -170,7 +170,7 @@ void fillMcMatchGen3Prong(T const& mcParticles, U const& mcParticlesPerMcColl, V
             RecoDecay::getDaughters<false>(particle, &arrAllDaughtersIndex, finalStateParts, maxDepth);
             matched = RecoDecay::isMatchedMCGen(mcParticles, particle, motherPdgCode, finalStateParts, true, &sign, -1);
           } else if (finalState.size() == 4) { // Partly Reco 3-prong decays from 4-prong decays
-            std::array<int, 4> finalStateParts = std::array{finalState[0], finalState[1], finalState[2], finalState[3]}; 
+            std::array<int, 4> finalStateParts = std::array{finalState[0], finalState[1], finalState[2], finalState[3]};
             o2::hf_decay::convertPi0ToAntiPi0(particle.pdgCode(), finalStateParts);
             RecoDecay::getDaughters<false>(particle, &arrAllDaughtersIndex, finalStateParts, maxDepth);
             matched = RecoDecay::isMatchedMCGen(mcParticles, particle, motherPdgCode, finalStateParts, true, &sign, -1);