diff --git a/extra/benchmark/binary-search/binary-search.factor b/extra/benchmark/binary-search/binary-search.factor
index 5883836b7d..a7af66ed7e 100644
--- a/extra/benchmark/binary-search/binary-search.factor
+++ b/extra/benchmark/binary-search/binary-search.factor
@@ -1,12 +1,10 @@
-! Copyright (C) 2008 Slava Pestov.
+! Copyright (C) 2008, 2010 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: binary-search compiler.units kernel math.primes math.ranges
-memoize prettyprint sequences ;
+USING: binary-search kernel math.primes math.ranges memoize
+prettyprint sequences ;
 IN: benchmark.binary-search
 
-[
-    MEMO: primes-under-million ( -- seq ) 1000000 primes-upto ;
-] with-compilation-unit
+MEMO: primes-under-million ( -- seq ) 1000000 primes-upto ;
 
 ! Force computation of the primes list before benchmarking the binary search
 primes-under-million drop