diff --git a/readme.html b/readme.html
index 4d1f4c72..82097bf9 100644
--- a/readme.html
+++ b/readme.html
@@ -864,6 +864,9 @@ their skills.  Special thanks go out to:</p>
 
   <li>David Medlock, for doing the initial Lua port</li>
 
+  <li>Marcel Metz, for the initial implementation of multi-monitor support on
+  X11 and Win32</li>
+
   <li>Kenneth Miller, for his many and detailed bug reports on Win32</li>
 
   <li>Jeff Molofee, the author of the excellent OpenGL tutorials at <a