diff --git a/nvim/init.lua b/nvim/init.lua
index b469aa69..db41ad4b 100644
--- a/nvim/init.lua
+++ b/nvim/init.lua
@@ -54,6 +54,17 @@ vim.opt.rtp:prepend(lazypath)
 
 require("lazy").setup("plugins")
 
+-- LSP Ignore error
+for _, method in ipairs({ "textDocument/diagnostic", "workspace/diagnostic" }) do
+	local default_diagnostic_handler = vim.lsp.handlers[method]
+	vim.lsp.handlers[method] = function(err, result, context, config)
+		if err ~= nil and err.code == -32802 then
+			return
+		end
+		return default_diagnostic_handler(err, result, context, config)
+	end
+end
+
 -- Mappings
 
 -- Save --
diff --git a/nvim/lua/plugins/init.lua b/nvim/lua/plugins/init.lua
index f94d2fc8..b971126b 100644
--- a/nvim/lua/plugins/init.lua
+++ b/nvim/lua/plugins/init.lua
@@ -1,4 +1,20 @@
 return {
+	{
+		"nvimtools/none-ls.nvim",
+		config = function()
+			local null_ls = require("null-ls")
+
+			local formatting = null_ls.builtins.formatting
+
+			local sources = {
+				formatting.ocamlformat,
+			}
+
+			null_ls.setup({
+				sources = sources,
+			})
+		end,
+	},
 	{ "akinsho/toggleterm.nvim", version = "*", config = true },
 	{
 		"christoomey/vim-tmux-navigator",
@@ -157,6 +173,10 @@ return {
 
 			lsp.rust_analyzer.setup({
 				capabilities = capabilities,
+				diagnostic = {
+					-- Prevents the annoying popup for cancalled requests
+					refreshSupport = false,
+				},
 			})
 
 			lsp.gopls.setup({