diff --git a/functions.rkt b/functions.rkt
index da1bb8a..41a4e7c 100644
--- a/functions.rkt
+++ b/functions.rkt
@@ -9,6 +9,17 @@
 
 (require "utils.rkt")
 
+(module typed typed/racket
+  (require "utils.rkt")
+
+  (module+ test
+    (require typed/rackunit))
+  )
+
+(require 'typed)
+(provide)
+
+
 (provide
  ;; Structures
  (contract-out