diff --git a/src/bin/termpty.c b/src/bin/termpty.c
index 4ffe49fd..5f711d5f 100644
--- a/src/bin/termpty.c
+++ b/src/bin/termpty.c
@@ -741,7 +741,6 @@ termpty_resize(Termpty *ty, int new_w, int new_h)
    int i;
 
    if ((ty->w == new_w) && (ty->h == new_h)) return;
-   if ((new_w == new_h) && (new_w == 1)) return;
 
    termpty_save_freeze();
 
@@ -766,12 +765,23 @@ termpty_resize(Termpty *ty, int new_w, int new_h)
    new_back = calloc(sizeof(Termsave *), ty->backmax);
 
    y_end = ty->state.cy;
-   y_start = termpty_line_find_top(ty, ty->state.cy);
-   new_y_start = new_h - 1 - (y_end - y_start);
-   new_y_end = new_y_start - 1;
+   y_start = termpty_line_find_top(ty, y_end);
+   if (ty->w == 1)
+     {
+        new_y_start = new_h - 1;
+        new_y_end = new_y_start - 1;
+     }
+   else
+     {
+        new_y_start = new_h - 1 - (y_end - y_start);
+        new_y_end = new_y_start - 1;
+        if (new_y_end < 0)
+          {
+             new_y_start = 0;
+             new_y_end = -1;
+          }
+     }
    y_end = y_start - 1;
-   if (new_y_end < 0)
-     new_y_end = -1;
    while ((y_end >= -ty->backscroll_num) && (new_y_end >= -ty->backmax))
      {
         y_start = termpty_line_find_top(ty, y_end);