diff --git a/doc/Getting-Started.md b/doc/Getting-Started.md
index 241d4147e..db16f700a 100644
--- a/doc/Getting-Started.md
+++ b/doc/Getting-Started.md
@@ -57,7 +57,7 @@ namespace hello
 
    template<> struct action< name >
    {
-      static void apply( const pegtl::input & in, std::string & name )
+      static void apply( const pegtl::action_input & in, std::string & name )
       {
          name = in.string();
       }