diff --git a/src/testdir/test_statusline.vim b/src/testdir/test_statusline.vim
index 73c3bee..f2204db 100644
--- a/src/testdir/test_statusline.vim
+++ b/src/testdir/test_statusline.vim
@@ -16,6 +16,10 @@
 endfunc
 
 func s:get_statusline()
+  if has('gui_running')
+    redraw!
+    sleep 1m
+  endif
   return ScreenLines(&lines - 1, &columns)[0]
 endfunc