diff --git a/autoload/SpaceVim/plugins/flygrep.vim b/autoload/SpaceVim/plugins/flygrep.vim
index f93a7214f..04b4c1910 100644
--- a/autoload/SpaceVim/plugins/flygrep.vim
+++ b/autoload/SpaceVim/plugins/flygrep.vim
@@ -78,7 +78,9 @@ function! s:update_history() abort
   if !isdirectory(expand(g:spacevim_data_dir.'SpaceVim'))
     silent call mkdir(expand(g:spacevim_data_dir.'SpaceVim'))
   endif
-  silent call writefile([s:JSON.json_encode(s:grep_history)], expand(g:spacevim_data_dir.'SpaceVim/flygrep_history'))
+  if filewritable(expand(g:spacevim_data_dir.'SpaceVim/flygrep_history'))
+    call writefile([s:JSON.json_encode(s:grep_history)], expand(g:spacevim_data_dir.'SpaceVim/flygrep_history'))
+  endif
 endfunction
 let s:grep_history = s:read_histroy()
 let s:complete_input_history_num = [0,0]