--- src/organ.C~	2007-10-15 17:55:14.000000000 +0200
+++ src/organ.C	2008-12-14 11:32:54.000000000 +0100
@@ -28,7 +28,7 @@
 #include <stdlib.h>
 #include <fcntl.h>
 #include <unistd.h>
-#include <Fl/Fl_Preferences.H>
+#include <FL/Fl_Preferences.H>
 #include "Holrgan.h"
 
 pthread_mutex_t mutex, m_mutex;