diff --git a/source/trunk/src/DataBank.cxx b/source/trunk/src/DataBank.cxx
index 1e08df95861feeb827c9163cad09bcca8f94ec2a..e1af755482b90ddcb656c89dafec0fa3412dfdeb 100755
--- a/source/trunk/src/DataBank.cxx
+++ b/source/trunk/src/DataBank.cxx
@@ -1307,7 +1307,7 @@ EvolutionData DataBank<IsotopicVector>::GetClosest(IsotopicVector isotopicvector
 
 	if(fWeightedDistance)
 	{
-		Distance(isotopicvector.GetActinidesComposition()
+		distance = Distance(isotopicvector.GetActinidesComposition()
 			 * evolutiondb.begin()->second.GetIsotopicVectorAt(t).GetActinidesComposition().GetSumOfAll()
 			 / isotopicvector.GetActinidesComposition().GetSumOfAll(),
 			 evolutiondb.begin()->second);