diff --git a/Hello_World.rb b/Hello_World.rb
index 15aaec7..5351f08 100644
--- a/Hello_World.rb
+++ b/Hello_World.rb
@@ -1 +1 @@
-puts "hello world"
+puts 'Hello, world!'
diff --git a/hello_world.fs b/hello_world.fs
new file mode 100644
index 0000000..9a67620
--- /dev/null
+++ b/hello_world.fs
@@ -0,0 +1,7 @@
+open System
+
+[<EntryPoint>]
+let main (argv :string[]) = 
+    printfn "Hello World" 
+    Console.ReadLine() |> ignore
+    0
\ No newline at end of file