diff --git a/readme.html b/readme.html
index 4d1f4c72..49eaa376 100644
--- a/readme.html
+++ b/readme.html
@@ -840,6 +840,9 @@ their skills.  Special thanks go out to:</p>
   <li>Stefan Gustavson, for quick and thorough testing of GLFW on many and
   varied operating systems and hardware configurations</li>
 
+  <li>Hans 'Hanmac' Mackowiak, for the initial implementation of cursor enter
+  and leave callbacks on X11</li>
+
   <li>Sylvain Hellegouarch, for support, bug reports and testing</li>
 
   <li>Alex Holkner, for writing the code from which the Compiz/Intel fix was