diff --git a/man4/fuse.4 b/man4/fuse.4
index 9056d6810..adbc5e330 100644
--- a/man4/fuse.4
+++ b/man4/fuse.4
@@ -494,3 +494,5 @@ Returned from
 and
 .BR write (2)
 if the FUSE filesystem was unmounted.
+.SH CONFORMING TO
+The FUSE filesystem is Linux-specific.