diff --git a/src/bin/termptyesc.c b/src/bin/termptyesc.c
index 30c9df65..918e9afc 100644
--- a/src/bin/termptyesc.c
+++ b/src/bin/termptyesc.c
@@ -766,8 +766,7 @@ _handle_esc_csi(Termpty *ty, const Eina_Unicode *c, Eina_Unicode *ce)
         break;
       case '@': // insert N blank chars
         arg = _csi_arg_get(&b);
-        if (arg < 1) arg = 1;
-        if (arg > ty->w * ty->h) arg = ty->w * ty->h;
+        TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 1, ty->w * ty->h);
         DBG("insert %d blank chars", arg);
           {
              int pi = ty->termstate.insert;