diff --git a/Surface_mesher/examples/Surface_mesher/CMakeLists.txt b/Surface_mesher/examples/Surface_mesher/CMakeLists.txt
index 3c0f833d148..ea0a7f36771 100644
--- a/Surface_mesher/examples/Surface_mesher/CMakeLists.txt
+++ b/Surface_mesher/examples/Surface_mesher/CMakeLists.txt
@@ -24,8 +24,11 @@ if ( CGAL_FOUND AND CGAL_ImageIO_FOUND )
   create_single_source_cgal_program( "mesh_an_implicit_function.cpp" )
 
 else()
+  if(RUNNING_CGAL_AUTO_TEST)
+    # Just to avoid a warning from CMake if that variable is set on the command line...
+  endif()
   
-    message(STATUS "NOTICE: This program requires the CGAL and CGAL ImageIO libraries, and will not be compiled.")
+  message(STATUS "NOTICE: This program requires the CGAL and CGAL ImageIO libraries, and will not be compiled.")
   
 endif()