diff --git a/AMDiS/src/DOFVector.hh b/AMDiS/src/DOFVector.hh
index e133c474cbd1ae9eb120bf8d44f1e51fc804d66a..d7ce38ff09e645a3248913b9717a43daffc13b8f 100644
--- a/AMDiS/src/DOFVector.hh
+++ b/AMDiS/src/DOFVector.hh
@@ -98,7 +98,7 @@ namespace AMDiS {
   template<typename T>
   DOFVector<T>::DOFVector(const FiniteElemSpace* f, std::string n)
     : DOFVectorBase<T>(f, n),
-      coarsenOperation(NO_OPERATION)
+      coarsenOperation(COARSE_INTERPOL)
   {
     vec.resize(0);
     init(f, n);