diff --git a/plugin/holtrop.lua b/plugin/holtrop.lua
index 5c62a11..1ca59ed 100644
--- a/plugin/holtrop.lua
+++ b/plugin/holtrop.lua
@@ -12,6 +12,7 @@ vim.opt.titlestring = "%t%m%r%{exists('g:project_name') ? ' : '.g:project_name :
 vim.opt.expandtab = true
 vim.opt.sw = 4
 vim.opt.sts = 4
+vim.opt.colorcolumn = "80,120"
 
 -- Shortcuts
 vim.cmd([[map <C-s> :FzfLua combine pickers=buffers,git_files<CR>]])