diff --git a/src/VTK/post.f90 b/src/VTK/post.f90
index 0a8801b1ee856087d8be56baa3bde61964286d4a..fe731590c46f411937722a7b4c11a0470cf01176 100644
--- a/src/VTK/post.f90
+++ b/src/VTK/post.f90
@@ -365,10 +365,6 @@ end do
    ! read isostasy basal displacement array - dwhipp 11/09
    read (7) nb
    dxy=1.d0/real(nb)
-   !dxy=abs(ov%x(1)-ov%x(2))
-   !dxy=1.d0/128.d0
-   !nb=int(1.d0/dxy)
-   !nb=128
    allocate(zisodisp(nb+1,nb+1),zisoslx(nb+1,nb+1))
    if (1==1) read (7) ((zisodisp(i,j),j=1,nb+1),i=1,nb+1)