diff --git a/nvim/init.vim b/nvim/init.vim
index add06da..5853901 100644
--- a/nvim/init.vim
+++ b/nvim/init.vim
@@ -151,7 +151,7 @@ let g:indent_blankline_char = '┊'
 
 " coc 
 set updatetime=300
-highlight CocHintSign ctermfg=10
+highlight CocHintSign ctermfg=10 ctermbg=0
 
 let g:coc_global_extensions = [
 	\ 'coc-clangd',