diff --git a/PWGEM/PhotonMeson/Core/Pi0EtaToGammaGamma.h b/PWGEM/PhotonMeson/Core/Pi0EtaToGammaGamma.h
index 40241746486..f3b59aa9b70 100644
--- a/PWGEM/PhotonMeson/Core/Pi0EtaToGammaGamma.h
+++ b/PWGEM/PhotonMeson/Core/Pi0EtaToGammaGamma.h
@@ -891,7 +891,7 @@ struct Pi0EtaToGammaGamma {
             continue;
           }
 
-          float alpha_meson = std::fabs(g1.e() - g2.e())/(g1.e() + g2.e());
+          float alpha_meson = std::fabs(g1.e() - g2.e()) / (g1.e() + g2.e());
           float alpha_cut = 999.f;
           switch (cfgAlphaMesonCut) {
             case AlphaMesonCutOption::Off:
diff --git a/PWGEM/PhotonMeson/Core/Pi0EtaToGammaGammaMC.h b/PWGEM/PhotonMeson/Core/Pi0EtaToGammaGammaMC.h
index 791d7bce86d..d80a4b73d97 100644
--- a/PWGEM/PhotonMeson/Core/Pi0EtaToGammaGammaMC.h
+++ b/PWGEM/PhotonMeson/Core/Pi0EtaToGammaGammaMC.h
@@ -683,7 +683,7 @@ struct Pi0EtaToGammaGammaMC {
             continue;
           }
 
-          float alpha_meson = std::fabs(g1.e() - g2.e())/(g1.e() + g2.e());
+          float alpha_meson = std::fabs(g1.e() - g2.e()) / (g1.e() + g2.e());
           float alpha_cut = 999.f;
           switch (cfgAlphaMesonCut) {
             case AlphaMesonCutOption::Off: