diff --git a/src/message.c b/src/message.c
index c40b6cf..2114033 100644
--- a/src/message.c
+++ b/src/message.c
@@ -2316,7 +2316,9 @@
 	gui_undraw_cursor();
 #endif
     /* scrolling up always works */
+    mch_disable_flush();
     screen_del_lines(0, 0, 1, (int)Rows, TRUE, 0, NULL);
+    mch_enable_flush();
 
     if (!can_clear((char_u *)" "))
     {