diff --git a/extra/builder/test/test.factor b/extra/builder/test/test.factor
index 0bf8922a27..2a0769f278 100644
--- a/extra/builder/test/test.factor
+++ b/extra/builder/test/test.factor
@@ -3,6 +3,7 @@ USING: kernel namespaces assocs
        io.files io.encodings.utf8 prettyprint 
        help.lint
        benchmark
+       tools.time
        bootstrap.stage2
        tools.test tools.vocabs
        builder.util ;