diff --git a/csp/csp.rkt b/csp/csp.rkt
index c6c0cbde..765939e5 100644
--- a/csp/csp.rkt
+++ b/csp/csp.rkt
@@ -4,7 +4,7 @@
 ;; http://aima-python.googlecode.com/svn/trunk/csp.py
 
 (require racket/list racket/bool racket/contract)
-(require "csp-utils.rkt" "csp-search.rkt")
+(require "utils.rkt" "search.rkt")
 
 #|
 
diff --git a/csp/search.rkt b/csp/search.rkt
new file mode 100644
index 00000000..a48d6a62
--- /dev/null
+++ b/csp/search.rkt
@@ -0,0 +1,3 @@
+#lang racket/base
+
+(provide (all-defined-out))
\ No newline at end of file
diff --git a/csp/utils.rkt b/csp/utils.rkt
new file mode 100644
index 00000000..a48d6a62
--- /dev/null
+++ b/csp/utils.rkt
@@ -0,0 +1,3 @@
+#lang racket/base
+
+(provide (all-defined-out))
\ No newline at end of file