diff --git a/PWGEM/PhotonMeson/Tasks/photonhbt.cxx b/PWGEM/PhotonMeson/Tasks/photonhbt.cxx
index 5aeef49481d..d8f2c5c7da8 100644
--- a/PWGEM/PhotonMeson/Tasks/photonhbt.cxx
+++ b/PWGEM/PhotonMeson/Tasks/photonhbt.cxx
@@ -775,6 +775,7 @@ struct Photonhbt {
     fRegistryPairQA.addClone("Pair/same/QA/", "Pair/mix/QA/");
     fRegistryPairMC.addClone("Pair/same/MC/", "Pair/mix/MC/");
     addFullRangeHistograms("Pair/same/FullRange/");
+    addLegPairMCHistograms();
 
     fRegistry.addClone("Pair/same/", "Pair/mix/");