diff --git a/src/mcx_host.cpp b/src/mcx_host.cpp
index fc1ba72..75f193b 100644
--- a/src/mcx_host.cpp
+++ b/src/mcx_host.cpp
@@ -575,7 +575,6 @@ is more than what your have specified (%d), please use the -H option to specify
      if(cfg->isnormalized){
 	   float scale=0.f;
            fprintf(cfg->flog,"normalizing raw data ...\t");
-
            if(cfg->outputtype==otFlux || cfg->outputtype==otFluence){
                scale=1.f/(cfg->energytot*Vvox*cfg->tstep);
 	       if(cfg->unitinmm!=1.f)
diff --git a/src/mcx_utils.c b/src/mcx_utils.c
index 3c65cb2..7eb5d54 100644
--- a/src/mcx_utils.c
+++ b/src/mcx_utils.c
@@ -59,6 +59,9 @@ void mcx_initcfg(Config *cfg){
      cfg->dim.x=0;
      cfg->dim.y=0;
      cfg->dim.z=0;
+     cfg->steps.x=1.f;
+     cfg->steps.y=1.f;
+     cfg->steps.z=1.f;
      cfg->nblocksize=64;
      cfg->nphoton=0;
      cfg->nthread=(1<<14);