diff --git a/trunk/paradiseo-mo/tutorial/Lesson10/testKswapNeighborhood.cpp b/trunk/paradiseo-mo/tutorial/Lesson10/testKswapNeighborhood.cpp
index 016c13ceb..52961e8a7 100644
--- a/trunk/paradiseo-mo/tutorial/Lesson10/testKswapNeighborhood.cpp
+++ b/trunk/paradiseo-mo/tutorial/Lesson10/testKswapNeighborhood.cpp
@@ -55,6 +55,7 @@ typedef moKswapNeighbor<Queen> kswapNeighbor; //k-swap Neighbor
 typedef moKswapNeighborhood<kswapNeighbor> kswapNeighborhood; // k- swap Neighborhood
 
 void main_function(int argc, char **argv) {
+
 	/* =========================================================
 	 *
 	 * Parameters