diff --git a/SimG4Components/src/SimG4CrossingAngleBoost.cpp b/SimG4Components/src/SimG4CrossingAngleBoost.cpp
index 8a14331..7ef1db6 100644
--- a/SimG4Components/src/SimG4CrossingAngleBoost.cpp
+++ b/SimG4Components/src/SimG4CrossingAngleBoost.cpp
@@ -1,21 +1,11 @@
 #include "SimG4CrossingAngleBoost.h"
 
-// k4SimGeant4
-#include "SimG4Common/ParticleInformation.h"
-#include "SimG4Common/Units.h"
-
-// Geant4
-#include "G4Event.hh"
-
 // CLHEP
 #include "CLHEP/Units/PhysicalConstants.h"
 
 // EDM4HEP
 #include "edm4hep/MCParticleCollection.h"
 
-// DD4hep
-#include "DD4hep/Segmentations.h"
-
 
 DECLARE_COMPONENT(SimG4CrossingAngleBoost)
 
@@ -54,44 +44,47 @@ StatusCode SimG4CrossingAngleBoost::execute() {
   debug() << "Input particle collection size: " << inParticles->size()
           << endmsg;
 
-  double alpha = m_alpha;
+  double alpha = -m_alpha;
   double gamma = std::sqrt(1 + std::pow(std::tan(alpha), 2));
   double betagamma = std::tan(alpha);
 
   for (auto const& inParticle: *inParticles) {
     auto outParticle = inParticle.clone();
 
+    double e = std::sqrt(std::pow(inParticle.getMomentum().x, 2) +
+                         std::pow(inParticle.getMomentum().y, 2) +
+                         std::pow(inParticle.getMomentum().z, 2) +
+                         std::pow(inParticle.getMass(), 2));
+
     debug() << "---------------------------------------------------" << endmsg;
     debug() << "Particle:" << endmsg;
-    debug() << "  - PDG ID: " << outParticle.getPDG() << endmsg;
-    debug() << "  - time: " << outParticle.getTime() << endmsg;
+    debug() << "  - PDG ID: " << inParticle.getPDG() << endmsg;
+    debug() << "  - mass: " << inParticle.getMass() << endmsg;
     debug() << "  - vertex: " << endmsg;
-    debug() << "    - x: " << outParticle.getVertex().x << endmsg;
-    debug() << "    - y: " << outParticle.getVertex().y << endmsg;
-    debug() << "    - z: " << outParticle.getVertex().z << endmsg;
+    debug() << "    - x: " << inParticle.getVertex().x << endmsg;
+    debug() << "    - y: " << inParticle.getVertex().y << endmsg;
+    debug() << "    - z: " << inParticle.getVertex().z << endmsg;
     debug() << "  - momentum: " << endmsg;
-    debug() << "    - px: " << outParticle.getMomentum().x << endmsg;
-    debug() << "    - py: " << outParticle.getMomentum().y << endmsg;
-    debug() << "    - pz: " << outParticle.getMomentum().z << endmsg;
+    debug() << "    - px: " << inParticle.getMomentum().x << endmsg;
+    debug() << "    - py: " << inParticle.getMomentum().y << endmsg;
+    debug() << "    - pz: " << inParticle.getMomentum().z << endmsg;
+    debug() << "  - energy: " << e << endmsg;
+
+    double x = gamma * inParticle.getVertex().x +
+               betagamma * CLHEP::c_light * inParticle.getTime();
+    double y = inParticle.getVertex().y;
+    double z = inParticle.getVertex().z;
+
+    float px = betagamma * e + gamma * inParticle.getMomentum().x;
+    float py = inParticle.getMomentum().y;
+    float pz = inParticle.getMomentum().z;
 
-    double t = gamma * outParticle.getTime() +
-               betagamma * outParticle.getVertex().x / CLHEP::c_light;
-    double x = gamma * outParticle.getVertex().x +
-               betagamma * CLHEP::c_light * outParticle.getTime();
-    double y = outParticle.getVertex().y;
-    double z = outParticle.getVertex().z;
-
-    double e2 = pow(outParticle.getMomentum().x, 2) +
-                pow(outParticle.getMomentum().y, 2) +
-                pow(outParticle.getMomentum().z, 2) +
-                pow(outParticle.getMass(), 2);
-    float px = betagamma * std::sqrt(e2) + gamma * outParticle.getMomentum().x;
-    float py = outParticle.getMomentum().y;
-    float pz = outParticle.getMomentum().z;
-
-    outParticle.setTime(t);
     outParticle.setVertex({x, y, z});
     outParticle.setMomentum({px, py, pz});
+    double eb = std::sqrt(std::pow(outParticle.getMomentum().x, 2) +
+                          std::pow(outParticle.getMomentum().y, 2) +
+                          std::pow(outParticle.getMomentum().z, 2) +
+                          std::pow(outParticle.getMass(), 2));
 
     debug() << "" << endmsg;
     debug() << "~~~ BOOST ~~~" << endmsg;
@@ -99,7 +92,7 @@ StatusCode SimG4CrossingAngleBoost::execute() {
 
     debug() << "Particle:" << endmsg;
     debug() << "  - PDG ID: " << outParticle.getPDG() << endmsg;
-    debug() << "  - time: " << outParticle.getTime() << endmsg;
+    debug() << "  - mass: " << outParticle.getMass() << endmsg;
     debug() << "  - vertex: " << endmsg;
     debug() << "    - x: " << outParticle.getVertex().x << endmsg;
     debug() << "    - y: " << outParticle.getVertex().y << endmsg;
@@ -108,6 +101,7 @@ StatusCode SimG4CrossingAngleBoost::execute() {
     debug() << "    - px: " << outParticle.getMomentum().x << endmsg;
     debug() << "    - py: " << outParticle.getMomentum().y << endmsg;
     debug() << "    - pz: " << outParticle.getMomentum().z << endmsg;
+    debug() << "  - energy: " << eb << endmsg;
 
     outParticles->push_back(outParticle);
   }
diff --git a/SimG4Components/src/SimG4CrossingAngleBoost.h b/SimG4Components/src/SimG4CrossingAngleBoost.h
index 07cc3f4..c602955 100644
--- a/SimG4Components/src/SimG4CrossingAngleBoost.h
+++ b/SimG4Components/src/SimG4CrossingAngleBoost.h
@@ -3,12 +3,9 @@
 
 // Gaudi
 #include "GaudiAlg/GaudiAlgorithm.h"
-#include "GaudiKernel/ToolHandle.h"
 
 // FCCSW
 #include "k4FWCore/DataHandle.h"
-#include "SimG4Interface/ISimG4SaveOutputTool.h"
-#include "SimG4Interface/ISimG4ParticleSmearTool.h"
 
 // datamodel
 namespace edm4hep {