diff --git a/lua/config/doxygen-tk.lua b/lua/config/doxygen-tk.lua
new file mode 100644
index 0000000..cc4a9b8
--- /dev/null
+++ b/lua/config/doxygen-tk.lua
@@ -0,0 +1,11 @@
+return {
+	"vim-scripts/DoxygenToolkit.vim",
+	config = function()
+		vim.g.DoxygenToolkit_startCommentTag = "/// "
+		vim.g.DoxygenToolkit_interCommentTag = "/// "
+		vim.g.DoxygenToolkit_endCommentTag = ""
+		vim.g.DoxygenToolkit_startCommentBlock = "// "
+		vim.g.DoxygenToolkit_interCommentBlock = "// "
+		vim.g.DoxygenToolkit_endCommentBlock = ""
+	end
+}
diff --git a/lua/config/mason-lspconfig.lua b/lua/config/mason-lspconfig.lua
index 9397d2f..d96aeac 100644
--- a/lua/config/mason-lspconfig.lua
+++ b/lua/config/mason-lspconfig.lua
@@ -24,7 +24,14 @@ require("mason-lspconfig").setup_handlers{
 
 		local has_rust_tools, rust_tools = pcall(require, "rust-tools")
 		if has_rust_tools then
-			rust_tools.setup({ server = opts })
+			rust_tools.setup({
+				server = opts,
+				tools = {
+					inlay_hints = {
+						auto = false
+					}
+				}
+			})
 		else
 		   require("lspconfig")[server_name].setup(opts)
 		end
diff --git a/lua/options.lua b/lua/options.lua
index 059d557..c975ab1 100644
--- a/lua/options.lua
+++ b/lua/options.lua
@@ -138,3 +138,14 @@ vim.api.nvim_create_autocmd("FileType", {
 		vim.api.nvim_buf_set_option(data.buf, 'softtabstop', 2)
 	end
 })
+
+-- Override `ft` for .h files to `c`
+vim.api.nvim_create_autocmd("FileType", {
+	group = vim.api.nvim_create_augroup("override-c-header-ft", { clear = true }),
+	pattern = "cpp",
+	callback = function(data)
+		if data.file:match("%.h$") then
+			vim.api.nvim_buf_set_option(data.buf, "ft", "c")
+		end
+	end
+})
diff --git a/lua/plugins.lua b/lua/plugins.lua
index 9ac3cef..e70efc6 100644
--- a/lua/plugins.lua
+++ b/lua/plugins.lua
@@ -32,6 +32,7 @@ return function(use)
 	use_config "ts-playground"
 	use_config "diffview"
 	use_config "git-conflict"
+	use_config "doxygen-tk"
 	-- use_config "ufo"
 
 	use {