diff --git a/include/viswin.cpp b/include/viswin.cpp
index 69194310e..de393102e 100755
--- a/include/viswin.cpp
+++ b/include/viswin.cpp
@@ -2345,7 +2345,8 @@ void TViswin::goto_pos(
   _point.y = r;
   if (!moveorigin) 
     c = (c > (origin().x + _textcolumns)) ? c - origin().x : 0l;
-  update_thumb(c,r); 
+  if (_txt.lines() > _textrows)
+    update_thumb(c,r); 
   check_link(&_point);
   if (_isselection) display_selection();
   display_point();