diff --git a/basis/compiler/cfg/builder/builder.factor b/basis/compiler/cfg/builder/builder.factor
index 7e61c21992..a7e6403d69 100644
--- a/basis/compiler/cfg/builder/builder.factor
+++ b/basis/compiler/cfg/builder/builder.factor
@@ -1,12 +1,12 @@
 ! Copyright (C) 2004, 2010 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
 USING: accessors assocs combinators compiler.cfg
-compiler.cfg.builder.blocks compiler.cfg.comparisons
-compiler.cfg.hats compiler.cfg.instructions
-compiler.cfg.intrinsics compiler.cfg.registers
-compiler.cfg.stacks compiler.cfg.stacks.local compiler.tree
-cpu.architecture fry kernel make math namespaces sequences words
-;
+compiler.cfg.builder.alien compiler.cfg.builder.blocks
+compiler.cfg.comparisons compiler.cfg.hats
+compiler.cfg.instructions compiler.cfg.intrinsics
+compiler.cfg.registers compiler.cfg.stacks
+compiler.cfg.stacks.local compiler.tree cpu.architecture
+fry kernel make math namespaces sequences words ;
 IN: compiler.cfg.builder
 
 ! Convert tree SSA IR to CFG IR. The result is not in SSA form; this is