diff --git a/AMDiS/src/ResidualEstimator.cc b/AMDiS/src/ResidualEstimator.cc
index f8a741fd862eb719c458d8bd54b806cffd828bad..b9f4ac579c288a97862afc7a5352467eb65c0614 100644
--- a/AMDiS/src/ResidualEstimator.cc
+++ b/AMDiS/src/ResidualEstimator.cc
@@ -14,10 +14,10 @@ namespace AMDiS {
 
   ResidualEstimator::ResidualEstimator(std::string name, int r) 
     : Estimator(name, r),
-      C0(1.0), 
-      C1(1.0), 
+      C0(0.0), 
+      C1(0.0), 
       C2(0.0), 
-      C3(1.0),
+      C3(0.0),
       jumpResidualOnly(false)
   {
     FUNCNAME("ResidualEstimator::ResidualEstimator()");