diff --git a/basis/unix/statfs/statfs.factor b/basis/unix/statfs/statfs.factor
index ee6ef83430..0397507fce 100644
--- a/basis/unix/statfs/statfs.factor
+++ b/basis/unix/statfs/statfs.factor
@@ -4,8 +4,6 @@ USING: sequences system vocabs.loader combinators accessors
 kernel math.order sorting ;
 IN: unix.statfs
 
-TUPLE: file-system-info root-directory total-free-size total-size ;
-
 HOOK: >file-system-info os ( struct -- statfs )
 
 os {