diff --git a/apps/showcases/ChargedParticles/ChargedParticles.cpp b/apps/showcases/ChargedParticles/ChargedParticles.cpp
index 33f6719fd0cb1320de24b16964e34595e341a674..6bf17c54113446e72c28b1a5fb4dc62d71bc6d08 100644
--- a/apps/showcases/ChargedParticles/ChargedParticles.cpp
+++ b/apps/showcases/ChargedParticles/ChargedParticles.cpp
@@ -91,9 +91,9 @@
 #include "AddElectrostaticInteractionKernel.h"
 #include "ChargeDensity.h"
 #include "ChargeForce.h"
+#include "PostProcessingUtilities.h"
 #include "ResetElectrostaticForceKernel.h"
 #include "poisson_solver/PoissonSolver.h"
-#include "postProcessingUtilities.h"
 
 namespace charged_particles
 {
diff --git a/apps/showcases/ChargedParticles/postProcessingUtilities.h b/apps/showcases/ChargedParticles/PostProcessingUtilities.h
similarity index 99%
rename from apps/showcases/ChargedParticles/postProcessingUtilities.h
rename to apps/showcases/ChargedParticles/PostProcessingUtilities.h
index e5a383148812433ad4682f3ed8fc95bbe2fd84c5..338f0aa8df2bd5034de25c0a5e2b05d3832e1a63 100644
--- a/apps/showcases/ChargedParticles/postProcessingUtilities.h
+++ b/apps/showcases/ChargedParticles/PostProcessingUtilities.h
@@ -1,7 +1,3 @@
-//
-// Created by avnss on 7/13/2023.
-//
-
 #ifndef WALBERLA_POSTPROCESSINGUTILITIES_H
 #define WALBERLA_POSTPROCESSINGUTILITIES_H