diff --git a/lua/plugins/languages/rust.lua b/lua/plugins/languages/rust.lua
index e2278f0..f14a828 100644
--- a/lua/plugins/languages/rust.lua
+++ b/lua/plugins/languages/rust.lua
@@ -48,6 +48,7 @@ return {
 						opts = { silent = true, buffer = bufnr }
 						vim.keymap.set("n", "<leader>a", function() vim.cmd.RustLsp('codeAction') end, opts)
 						vim.keymap.set("n", "K", function() vim.cmd.RustLsp({'hover', 'actions'}) end, opts)
+						vim.opt_local.colorcolumn = "100"
 					end,
 					default_settings = {
 						['rust-analyzer'] = {