diff --git a/corsika/modules/proposal/ProposalProcessBase.hpp b/corsika/modules/proposal/ProposalProcessBase.hpp
index 9692fdc468d2bcae46938413a9785038ff8f4874..bb9e3b721c84d57fcaa8956042fbea99a221d91f 100644
--- a/corsika/modules/proposal/ProposalProcessBase.hpp
+++ b/corsika/modules/proposal/ProposalProcessBase.hpp
@@ -24,7 +24,7 @@ namespace corsika::proposal {
   //! propagated and decayed if they decays.
   //!
   static constexpr std::array<Code, 7> tracked{
-      Code::Photon,  Code::Electron, Code::Positron, Code::MuMinus,
+      Code::Photon, Code::Electron, Code::Positron, Code::MuMinus,
       Code::MuPlus, Code::TauPlus,  Code::TauMinus,
   };
 
@@ -34,7 +34,7 @@ namespace corsika::proposal {
   //! particles may be created by reading out the Corsica constants.
   //!
   static std::map<Code, PROPOSAL::ParticleDef> particle = {
-      {Code::Photon, PROPOSAL::GammaDef()},    {Code::Electron, PROPOSAL::EMinusDef()},
+      {Code::Photon, PROPOSAL::GammaDef()},   {Code::Electron, PROPOSAL::EMinusDef()},
       {Code::Positron, PROPOSAL::EPlusDef()}, {Code::MuMinus, PROPOSAL::MuMinusDef()},
       {Code::MuPlus, PROPOSAL::MuPlusDef()},  {Code::TauMinus, PROPOSAL::TauMinusDef()},
       {Code::TauPlus, PROPOSAL::TauPlusDef()}};
diff --git a/tests/modules/testOnShellCheck.cpp b/tests/modules/testOnShellCheck.cpp
index dedd3b06bd527ebe434bdf555b4d33fdb0fec18f..ce1cb0b2d10175ef6e696177599265d9b8a70ef0 100644
--- a/tests/modules/testOnShellCheck.cpp
+++ b/tests/modules/testOnShellCheck.cpp
@@ -39,7 +39,7 @@ TEST_CASE("OnShellCheck", "[processes]") {
   const HEPEnergyType E = 10_GeV;
   // list of arbitrary particles
   std::array const particleList{Code::PiPlus, Code::PiMinus,  Code::Helium,
-                                Code::Photon,  Code::Electron, Code::MuPlus};
+                                Code::Photon, Code::Electron, Code::MuPlus};
 
   std::array const mass_shifts{1.1, 1.001, 1.0, 1.0, 1.01, 1.0};
 
diff --git a/tests/modules/testParticleCut.cpp b/tests/modules/testParticleCut.cpp
index 5041b08fb8aad9cce29115902488756ebae3a5a9..62711c3f1da201a7ce5048520e1f32ba41d8d815 100644
--- a/tests/modules/testParticleCut.cpp
+++ b/tests/modules/testParticleCut.cpp
@@ -149,8 +149,9 @@ TEST_CASE("ParticleCut", "processes") {
     // only this way the secondary view is populated
     auto projectile = view.getProjectile();
     // add secondaries
-    projectile.addSecondary(std::make_tuple(
-        Code::Photon, 3_MeV, MomentumVector(rootCS, {0_GeV, 0_GeV, 0_GeV}), point0, 0_ns));
+    projectile.addSecondary(std::make_tuple(Code::Photon, 3_MeV,
+                                            MomentumVector(rootCS, {0_GeV, 0_GeV, 0_GeV}),
+                                            point0, 0_ns));
     projectile.addSecondary(std::make_tuple(Code::Electron, 3_MeV,
                                             MomentumVector(rootCS, {0_GeV, 0_GeV, 0_GeV}),
                                             point0, 0_ns));