diff --git a/Heat_method_3/examples/Heat_method_3/CMakeLists.txt b/Heat_method_3/examples/Heat_method_3/CMakeLists.txt
index ec735680137..2b6e1f2ebe6 100644
--- a/Heat_method_3/examples/Heat_method_3/CMakeLists.txt
+++ b/Heat_method_3/examples/Heat_method_3/CMakeLists.txt
@@ -54,7 +54,6 @@ include_directories( BEFORE include )
 include( CGAL_CreateSingleSourceCGALProgram )
 
 create_single_source_cgal_program( "heat_method.cpp" )
-create_single_source_cgal_program( "heat_method_concept.cpp" )
 create_single_source_cgal_program( "heat_method_polyhedron.cpp" )
 create_single_source_cgal_program( "heat_method_surface_mesh.cpp" )
 create_single_source_cgal_program( "heat_method_surface_mesh_intrinsic.cpp" )