diff --git a/Documentation/Examples/vertical_EAS.cc b/Documentation/Examples/vertical_EAS.cc
index 7068bb26a0c88f42558a8e16f0f2b049c0a6adbd..388255bfc6d5dc286173fa3fb31ffc1a2115963e 100644
--- a/Documentation/Examples/vertical_EAS.cc
+++ b/Documentation/Examples/vertical_EAS.cc
@@ -17,9 +17,9 @@
 #include <corsika/environment/FlatExponential.h>
 #include <corsika/environment/HomogeneousMedium.h>
 #include <corsika/environment/IMagneticFieldModel.h>
-#include <corsika/environment/LayeredSphericalAtmosphereBuilder.h>
 #include <corsika/environment/NuclearComposition.h>
 #include <corsika/environment/ShowerAxis.h>
+#include <corsika/environment/SlidingPlanarExponential.h>
 #include <corsika/environment/UniformMagneticField.h>
 #include <corsika/geometry/Plane.h>
 #include <corsika/geometry/Sphere.h>