diff --git a/example/Vector/7_SPH_dlb/main.cpp b/example/Vector/7_SPH_dlb/main.cpp
index 5adaa1235d97dc83b3de160a89f505ebb38b2a83..12e607d98c4327a76c4d8038a5d1c2403e49b9d7 100644
--- a/example/Vector/7_SPH_dlb/main.cpp
+++ b/example/Vector/7_SPH_dlb/main.cpp
@@ -205,7 +205,7 @@ typedef vector_dist<3,double,aggregate<size_t,double,  double,    double,     do
 struct ModelCustom
 {
 	template<typename Decomposition, typename vector> inline void addComputation(Decomposition & dec,
-			                                                                     const vector & vd,
+			                                                                     vector & vd,
 																				 size_t v,
 																				 size_t p)
 	{