diff --git a/extra/tools/test/test.factor b/extra/tools/test/test.factor
index 259b91c3af..031b3c3af8 100755
--- a/extra/tools/test/test.factor
+++ b/extra/tools/test/test.factor
@@ -4,7 +4,7 @@ USING: namespaces arrays prettyprint sequences kernel
 vectors quotations words parser assocs combinators
 continuations debugger io io.files vocabs tools.time
 vocabs.loader source-files compiler.units inspector
-inference effects ;
+inference effects tools.vocabs ;
 IN: tools.test
 
 SYMBOL: failures