diff --git a/Geomview/demo/Geomview/CMakeLists.txt b/Geomview/demo/Geomview/CMakeLists.txt
index fdb18029be6..1e75a7a3843 100644
--- a/Geomview/demo/Geomview/CMakeLists.txt
+++ b/Geomview/demo/Geomview/CMakeLists.txt
@@ -23,7 +23,7 @@ if ( CGAL_FOUND )
 
   create_single_source_cgal_program( "input.cpp" )
   create_single_source_cgal_program( "kernel.cpp" )
-  create_single_source_cgal_program( "terrain.cpp" )
+  create_single_source_cgal_program( "gv_terrain.cpp" )
 
 else()