diff --git a/README.md b/README.md
index 034b3db..cabbe8f 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ end, function() minetest.log("Callback") end)
 5. run throught each element in a table.
 ```lua
 local array = {"start", "text2", "text3", "text4", "text5", "end"}
-async.foreach(array, function(k, v)
+async.foreach(pairs(array), function(k, v)
 	minetest.log(v)
 end, function() minetest.log("Callback") end)
 ```
diff --git a/async.lua b/async.lua
index fe50420..3cb4788 100644
--- a/async.lua
+++ b/async.lua
@@ -68,11 +68,11 @@ function async.Async()
 			return
 		end)
 	end
-	self.foreach = function(array, func, callback)
+	self.foreach = function(_pairs, func, callback)
 		self.create_worker(function()
 			local last_time = minetest.get_us_time() / 1000
 			local maxtime = self.maxtime
-			for k,v in ipairs(array) do
+			for k, v in _pairs do
 				local b = func(k, v)
 				if b ~= nil and b == false then
 					break