diff --git a/doc/mainpage.hpp b/doc/mainpage.hpp
index 51172d52..81767832 100644
--- a/doc/mainpage.hpp
+++ b/doc/mainpage.hpp
@@ -42,7 +42,7 @@
 ///     music.Play();
 /// 
 ///     // Start the game loop
-///     while (window.IsOpened())
+///     while (window.IsOpen())
 ///     {
 ///         // Process events
 ///         sf::Event event;