diff --git a/Polygon_mesh_processing/examples/Polygon_mesh_processing/polyhedral_envelope.cpp b/Polygon_mesh_processing/examples/Polygon_mesh_processing/polyhedral_envelope.cpp
index aa3188eb3ae..93a935d5b6b 100644
--- a/Polygon_mesh_processing/examples/Polygon_mesh_processing/polyhedral_envelope.cpp
+++ b/Polygon_mesh_processing/examples/Polygon_mesh_processing/polyhedral_envelope.cpp
@@ -13,7 +13,7 @@ int main(int argc, char* argv[])
 
   typedef CGAL::Polyhedral_envelope<Kernel> Envelope;
 
-  std::ifstream in((argc>1) ? argv[1] : "data/unitsphere.off");
+  std::ifstream in((argc>1) ? argv[1] : "data/blobby.off");
   Surface_mesh tmesh;
 
   in >> tmesh;
diff --git a/Polygon_mesh_processing/examples/Polygon_mesh_processing/polyhedral_envelope_of_triangle_soup.cpp b/Polygon_mesh_processing/examples/Polygon_mesh_processing/polyhedral_envelope_of_triangle_soup.cpp
index 222555fb6a5..af9db4df778 100644
--- a/Polygon_mesh_processing/examples/Polygon_mesh_processing/polyhedral_envelope_of_triangle_soup.cpp
+++ b/Polygon_mesh_processing/examples/Polygon_mesh_processing/polyhedral_envelope_of_triangle_soup.cpp
@@ -12,7 +12,7 @@ int main(int argc, char* argv[])
 
   typedef CGAL::Polyhedral_envelope<Kernel> Envelope;
 
-  std::ifstream in((argc>1) ? argv[1] : "data/unitsphere.off");
+  std::ifstream in((argc>1) ? argv[1] : "data/blobby.off");
   double eps = (argc>2) ? std::stod(std::string(argv[2])) : 0.2;