diff --git a/basis/suffix-arrays/suffix-arrays.factor b/basis/suffix-arrays/suffix-arrays.factor
index 9e111ed2e2..62ba8a9638 100644
--- a/basis/suffix-arrays/suffix-arrays.factor
+++ b/basis/suffix-arrays/suffix-arrays.factor
@@ -1,7 +1,7 @@
 ! Copyright (C) 2008 Marc Fauconneau.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: parser kernel arrays math accessors sequences
-math.vectors math.order sorting binary-search sets assocs fry ;
+USING: accessors binary-search fry kernel math math.order
+parser sequences sets sorting ;
 IN: suffix-arrays
 
 <PRIVATE