diff --git a/plugin/todoer.lua b/plugin/todoer.lua
index beb2cbe..cd3c14b 100644
--- a/plugin/todoer.lua
+++ b/plugin/todoer.lua
@@ -57,15 +57,15 @@ local function add_todo()
 	local closedpattern = "^%s*%- %[[x]%]"
 
 	local line = vim.api.nvim_get_current_line()
-	local i, spaces = string.find(line, "^%s*")
+	local index, spaces = string.find(line, "^%s*")
 
-	if not string.match(line, openpattern) and not string.match(line, closedpattern) then
-		if i == 1 and spaces == 0 then
+	if index == 1 and not string.match(line, openpattern) and not string.match(line, closedpattern) then
+		if index == 1 and spaces == 0 then
 			line = spaces .. "- [ ] " .. line
 			vim.api.nvim_set_current_line(line)
-		elseif i == 1 and spaces ~= 0 then
+		elseif index == 1 and spaces > 0 then
 			local spacestring = ""
-			for x = 1, spaces do
+			for x = 1, spaces, 1 do
 				spacestring = spacestring .. " "
 			end
 			line = spacestring .. "- [ ] " .. line