diff --git a/src/cpu/core/BoundaryConditions/VelocityNonReflecting.cpp b/src/cpu/core/BoundaryConditions/VelocityNonReflecting.cpp
index 02b96ee04a09eb9ab5ba0760e01f30c7c1fc3adc..354b9aeca0bc7490e543e95858b345145c669b07 100644
--- a/src/cpu/core/BoundaryConditions/VelocityNonReflecting.cpp
+++ b/src/cpu/core/BoundaryConditions/VelocityNonReflecting.cpp
@@ -109,14 +109,14 @@ void VelocityNonReflecting::applyBC()
     real rho, vx1, vx2, vx3;
     calcMacrosFct(f, rho, vx1, vx2, vx3);
     //vx1                  = 0.;
-    real BCVeloWeight = c1o2;
+    //real BCVeloWeight = c1o2;
     // real velocity     = 0.004814077025232405; 
      // real velocity     = 0.00057735;
     //real velocity = 0.04; 
       // real velocity = 0.01; 
      // real velocity = 1./112.; 
     // real velocity = 1./126.; 
-     real velocity = c1o100/2;
+     //real velocity = c1o100/2;
      // real velocity = 0.005; 
     //real delf         =(-velocity+vx1)*0.5 ;
     real delf;