diff --git a/lua/settings.lua b/lua/settings.lua
index 5b6bd97..486b582 100644
--- a/lua/settings.lua
+++ b/lua/settings.lua
@@ -78,7 +78,7 @@ vim.opt.mouse = 'a'
 vim.opt.signcolumn = 'yes'
 
 -- When in diff mode, use the patience algorithm for more readable diffs
--- FIXME: vim.opt.diffopt = vim.opt.diffopt .. ',algorithm:patience'
+vim.opt.diffopt:append('algorithm:patience')
 
 -- Insert spaces when <Tab> is pressed in insert mode
 vim.opt.expandtab = true