diff --git a/libs/ardour/session_state.cc b/libs/ardour/session_state.cc
index b9daa66bc8..0d54e2535e 100644
--- a/libs/ardour/session_state.cc
+++ b/libs/ardour/session_state.cc
@@ -40,8 +40,8 @@
 #ifdef HAVE_SYS_VFS_H
 #include <sys/vfs.h>
 #else
-#include <sys/mount.h>
 #include <sys/param.h>
+#include <sys/mount.h>
 #endif
 
 #include <glibmm.h>