diff --git a/src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp b/src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp
index f3c3563..e6b213e 100644
--- a/src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp
+++ b/src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp
@@ -36,16 +36,12 @@ using namespace uLib;
 
 BOOST_AUTO_TEST_CASE(vtkDetectorChamberTest) {
   DetectorChamber d1, d2;
-  // d1.SetSize(Vector3f(1, 1, 1));
-  // d1.SetPosition(Vector3f(0, 0, 0));
-  d1.Scale(Vector3f(1000, 2000, 200));
+  d1.Scale(Vector3f(1_m, 2_m, 20_cm));
   d1.Translate(Vector3f(0, 0, 0));
 
-  // d2.SetSize(Vector3f(1, 1, 1));
-  // d2.SetPosition(Vector3f(0, 0, 0));
+  d2.Rotate(180_deg, Vector3f(0, 1, 0));
   d2.Scale(Vector3f(1_m, 2_m, 20_cm));
-  d2.Translate(Vector3f(0, 0, 10_m));
-
+  d2.Translate(Vector3f(1_m, 0, 10_m));
 
   Vtk::vtkDetectorChamber v_d1(&d1);
   Vtk::vtkDetectorChamber v_d2(&d2);