diff --git a/lib/vtansi.lua b/lib/vtansi.lua
index d5a247f..db23345 100644
--- a/lib/vtansi.lua
+++ b/lib/vtansi.lua
@@ -74,7 +74,7 @@ function vtansi.vtemu(gpu) -- takes GPU component proxy *gpu* and returns a func
       tA[#tA+1] = tonumber(s)
      end
      if cc == "H" then
-      cx, cy = tA[1] or 1, tA[2] or 1
+      cx, cy = math.min(mx,tA[1] or 1), math.min(my,tA[2] or 1)
      elseif cc == "A" then
       cy = cy - (tA[1] or 1)
      elseif cc == "B" then
@@ -89,6 +89,7 @@ function vtansi.vtemu(gpu) -- takes GPU component proxy *gpu* and returns a func
       cx, cy = sx, sy
      elseif cc == "n" and tA[1] == 6 then
       rs = string.format("%s\27[%d;%dR",rs,cx,cy)
+      dprint(string.format("reporting %d;%d as current cursor position",cx,cy))
      elseif cc == "K" and tA[1] == 1 then
       gpu.fill(1,cy,cx,1," ")
      elseif cc == "K" and tA[1] == 2 then