diff --git a/corsika/detail/modules/ObservationPlane.inl b/corsika/detail/modules/ObservationPlane.inl
index f588eb5f63164d6064c93f6bf44ffbbd94f033f5..ff998e0aaed15f01b449aad56dffdd9b76a2665b 100644
--- a/corsika/detail/modules/ObservationPlane.inl
+++ b/corsika/detail/modules/ObservationPlane.inl
@@ -35,7 +35,7 @@ namespace corsika::observation_plane {
       return corsika::EProcessReturn::eOk;
     }
 
-    outputStream_ << static_cast<int>(corsika::GetPDG(particle.GetPID())) << ' '
+    outputStream_ << static_cast<int>(corsika::PDG(particle.GetPID())) << ' '
                   << particle.GetEnergy() * (1 / 1_eV) << ' '
                   << (trajectory.GetPosition(1) - plane_.GetCenter()).norm() / 1_m
                   << std::endl;
@@ -63,4 +63,4 @@ namespace corsika::observation_plane {
     return (trajectory.GetR0() - pointOfIntersection).norm() * 1.0001;
   }
 
-} // namespace corsika::observation_plane
\ No newline at end of file
+} // namespace corsika::observation_plane
diff --git a/corsika/detail/modules/TrackWriter.inl b/corsika/detail/modules/TrackWriter.inl
index 8a6f1e5c242644691d1cc9b7f481e28aa8811056..e9f232a49466c3a519a486ad00a6e1be553d47a4 100644
--- a/corsika/detail/modules/TrackWriter.inl
+++ b/corsika/detail/modules/TrackWriter.inl
@@ -35,7 +35,7 @@ namespace corsika::track_writer {
                                                     const TTrack& vT) {
     auto const start = vT.GetPosition(0).GetCoordinates();
     auto const delta = vT.GetPosition(1).GetCoordinates() - start;
-    auto const pdg = static_cast<int>(corsika::GetPDG(vP.GetPID()));
+    auto const pdg = static_cast<int>(corsika::PDG(vP.GetPID()));
 
     // clang-format off
     fFile << std::setw(7) << pdg
diff --git a/corsika/detail/modules/energy_loss/BetheBlochPDG.inl b/corsika/detail/modules/energy_loss/BetheBlochPDG.inl
index 73ac0566129cc30be971aca344975146dc6fdfbb..a1f36ea07fbef7f0c4e9f0ed1c5cd79789928865 100644
--- a/corsika/detail/modules/energy_loss/BetheBlochPDG.inl
+++ b/corsika/detail/modules/energy_loss/BetheBlochPDG.inl
@@ -70,7 +70,7 @@ namespace corsika::energy_loss {
     double const gamma = E / m;
     int const Z = p.GetChargeNumber();
     int const Z2 = Z * Z;
-    HEPMassType constexpr me = corsika::Electron::GetMass();
+    HEPMassType constexpr me = corsika::Electron::mass();
     auto const m2 = m * m;
     auto constexpr me2 = me * me;
     double const gamma2 = gamma * gamma;
diff --git a/tests/modules/testObservationPlane.cpp b/tests/modules/testObservationPlane.cpp
index 193daa647ba0b23de470271dba68b21b57fe3fcc..890bd5441d3c30b1a96c9bff7af416092dc09236 100644
--- a/tests/modules/testObservationPlane.cpp
+++ b/tests/modules/testObservationPlane.cpp
@@ -47,7 +47,7 @@ TEST_CASE("ContinuousProcess interface", "[proccesses][observation_plane]") {
         std::tuple<Code, HEPEnergyType, corsika::MomentumVector, Point, TimeType>{
             Code::NuMu, 1_GeV,
             corsika::MomentumVector(rootCS,
-                                    {0_GeV, 0_GeV, -elab2plab(1_GeV, NuMu::GetMass())}),
+                                    {0_GeV, 0_GeV, -elab2plab(1_GeV, NuMu::mass())}),
             Point(rootCS, {1_m, 1_m, 10_m}), 0_ns});
   }
   auto particle = stack.GetNextParticle();