diff --git a/basis/libc/libc.factor b/basis/libc/libc.factor
index bcfb97750f..c154544f81 100644
--- a/basis/libc/libc.factor
+++ b/basis/libc/libc.factor
@@ -2,12 +2,10 @@
 ! Copyright (C) 2007, 2008 Slava Pestov
 ! Copyright (C) 2007, 2008 Doug Coleman
 ! See http://factorcode.org/license.txt for BSD license.
-USING: alien alien.syntax assocs continuations destructors
+USING: alien assocs continuations destructors
 kernel namespaces accessors sets summary ;
 IN: libc
 
-LIBRARY: factor
-
 : errno ( -- int )
     "int" "factor" "err_no" { } alien-invoke ;