--- rxvt-unicode/src/screen.C	2011/07/10 00:39:53	1.391
+++ rxvt-unicode/src/screen.C	2011/07/10 00:40:17	1.393
@@ -763,11 +763,10 @@
 
       // sever bottommost line
       {
-        line_t &l = ROW(row2 - 1);
+        line_t &l = ROW(row2);
         l.is_longer (0);
         l.touch ();
       }
-
     }
 
   return count;