add using

diff --git a/basis/tools/scaffold/scaffold.factor b/basis/tools/scaffold/scaffold.factor
index 74c92605aafdb23768ce6fb7e2f2a91078922224..8bc9f93bd2854d3cba772e1845ab6bac96c1c641 100644 (file)
--- a/basis/tools/scaffold/scaffold.factor
+++ b/basis/tools/scaffold/scaffold.factor
@@ -4,7 +4,7 @@ USING: assocs io.files hashtables kernel namespaces sequences
 vocabs.loader io combinators io.encodings.utf8 calendar accessors
 math.parser io.streams.string ui.tools.operations quotations
 strings arrays prettyprint words vocabs sorting sets
-classes alien ;
+classes math alien ;
 IN: tools.scaffold
 
 SYMBOL: developer-name