diff --git a/corsika/detail/modules/ObservationPlane.inl b/corsika/detail/modules/ObservationPlane.inl
index 37301ba6c409f7fcf001aad81997caaf4a80a8b0..a09324d9883dd60c990b618d246ad816238d32fd 100644
--- a/corsika/detail/modules/ObservationPlane.inl
+++ b/corsika/detail/modules/ObservationPlane.inl
@@ -6,6 +6,9 @@
  * the license.
  */
 
+#include <corsika/setup/SetupStack.hpp>
+#include <corsika/setup/SetupTrajectory.hpp>
+
 namespace corsika {
 
   template <typename TOutput>
@@ -47,7 +50,7 @@ namespace corsika {
 
   template <typename TOutput>
   inline LengthType ObservationPlane<TOutput>::getMaxStepLength(
-      corsika::setup::Stack::particle_type const& vParticle,
+      corsika::setup::Stack::particle_type const& particle,
       corsika::setup::Trajectory const& trajectory) {
 
     Intersections const intersection =
diff --git a/corsika/detail/output/OutputManager.inl b/corsika/detail/output/OutputManager.inl
index b2483a7ff88243ff366d755efd33e935b6e20614..f7936166cc09e586ec28f573be33b7bb0c10ab0b 100644
--- a/corsika/detail/output/OutputManager.inl
+++ b/corsika/detail/output/OutputManager.inl
@@ -145,7 +145,6 @@ namespace corsika {
     if (state_ == OutputState::LibraryReady) { endOfLibrary(); }
   }
 
-  // void OutputManager::add(std::string const& name, BaseOutput& output) {
   template <typename TOutput>
   void OutputManager::add(std::string const& name, TOutput& output) {
 
diff --git a/tests/framework/testCascade.cpp b/tests/framework/testCascade.cpp
index 633f30f47328970be8374552ecbb86411aaa6936..16ed61826867efb14e0636bfe468b68f70a85411 100644
--- a/tests/framework/testCascade.cpp
+++ b/tests/framework/testCascade.cpp
@@ -24,6 +24,8 @@
 #include <corsika/media/HomogeneousMedium.hpp>
 #include <corsika/media/NuclearComposition.hpp>
 
+#include <corsika/output/DummyOutputManager.hpp>
+
 #include <SetupTestTrajectory.hpp>
 
 #include <catch2/catch.hpp>
@@ -163,8 +165,10 @@ TEST_CASE("Cascade", "[Cascade]") {
       Point(rootCS, {0_m, 0_m, 10_km}), 0_ns));
 
   DummyTracking tracking;
-  Cascade<DummyTracking, decltype(sequence), TestCascadeStack, TestCascadeStackView> EAS(
-      env, tracking, sequence, stack);
+  DummyOutputManager output;
+  Cascade<DummyTracking, decltype(sequence), DummyOutputManager, TestCascadeStack,
+          TestCascadeStackView>
+      EAS(env, tracking, sequence, output, stack);
 
   SECTION("full cascade") {
     EAS.run();
diff --git a/tests/modules/testObservationPlane.cpp b/tests/modules/testObservationPlane.cpp
index 90a12288bd0b24c4c3021adaf66630fd1265d688..1c0b65fc80c72dc6e11f02e3d5d7cd3b513aff74 100644
--- a/tests/modules/testObservationPlane.cpp
+++ b/tests/modules/testObservationPlane.cpp
@@ -54,8 +54,7 @@ TEST_CASE("ObservationPlane", "[proccesses][observation_plane]") {
   SECTION("horizontal plane") {
 
     Plane const obsPlane(Point(cs, {10_m, 0_m, 0_m}), DirectionVector(cs, {1., 0., 0.}));
-    ObservationPlane obs(obsPlane, DirectionVector(cs, {0., 1., 0.}), "particles.dat",
-                         true);
+    ObservationPlane obs(obsPlane, DirectionVector(cs, {0., 1., 0.}));
 
     LengthType const length = obs.getMaxStepLength(particle, no_used_track);
     ProcessReturn const ret = obs.doContinuous(particle, no_used_track, true);
@@ -66,8 +65,7 @@ TEST_CASE("ObservationPlane", "[proccesses][observation_plane]") {
 
   SECTION("transparent plane") {
     Plane const obsPlane(Point(cs, {1_m, 0_m, 0_m}), DirectionVector(cs, {1., 0., 0.}));
-    ObservationPlane obs(obsPlane, DirectionVector(cs, {0., 0., 1.}), "particles.dat",
-                         false);
+    ObservationPlane obs(obsPlane, DirectionVector(cs, {0., 0., 1.}));
 
     LengthType const length = obs.getMaxStepLength(particle, no_used_track);
     ProcessReturn const ret = obs.doContinuous(particle, no_used_track, true);
@@ -85,8 +83,7 @@ TEST_CASE("ObservationPlane", "[proccesses][observation_plane]") {
 
     Plane const obsPlane(Point(cs, {10_m, 5_m, 5_m}),
                          DirectionVector(cs, {1, 0.1, -0.05}));
-    ObservationPlane obs(obsPlane, DirectionVector(cs, {0., 1., 0.}), "particles.dat",
-                         true);
+    ObservationPlane obs(obsPlane, DirectionVector(cs, {0., 1., 0.}));
 
     LengthType const length = obs.getMaxStepLength(particle, no_used_track);
     ProcessReturn const ret = obs.doContinuous(particle, no_used_track, true);