diff --git a/zobov/voz1b1.c b/zobov/voz1b1.c
index 9ff68d8..8a87399 100644
--- a/zobov/voz1b1.c
+++ b/zobov/voz1b1.c
@@ -118,7 +118,7 @@ int main(int argc, char *argv[]) {
     exit(1);
   }
   
-  DL c[d] = ((float)b[d])*width;
+  DL c[d] = ((float)b[d]+0.5)*width;
   printf("c: %f,%f,%f\n",c[0],c[1],c[2]);
   /* Assign temporary array*/
   nvpbuf = 0; /* Number of particles to tesselate, including