diff --git a/nvim/coc-languages/javascript.vim b/nvim/coc-languages/javascript.vim
new file mode 100644
index 0000000..6996f0d
--- /dev/null
+++ b/nvim/coc-languages/javascript.vim
@@ -0,0 +1 @@
+let g:coc_user_config['prettier']['printWidth'] = 80