diff --git a/Makefile b/Makefile
index d5c974cf..36db4a6c 100644
--- a/Makefile
+++ b/Makefile
@@ -206,6 +206,7 @@ bootstrap : icyc libs
 	cp scheme/char.c $(BOOTSTRAP_DIR)/scheme
 	cp scheme/complex.c $(BOOTSTRAP_DIR)/scheme
 	cp scheme/eval.c $(BOOTSTRAP_DIR)/scheme
+	cp scheme/repl.c $(BOOTSTRAP_DIR)/scheme
 	cp scheme/file.c $(BOOTSTRAP_DIR)/scheme
 	cp scheme/inexact.c $(BOOTSTRAP_DIR)/scheme
 	cp scheme/lazy.c $(BOOTSTRAP_DIR)/scheme
diff --git a/scheme/repl.sld b/scheme/repl.sld
new file mode 100644
index 00000000..38f56fd0
--- /dev/null
+++ b/scheme/repl.sld
@@ -0,0 +1,17 @@
+;;;; Cyclone Scheme
+;;;; https://github.com/justinethier/cyclone
+;;;;
+;;;; Copyright (c) 2014-2016, Justin Ethier
+;;;; All rights reserved.
+;;;;
+;;;; This module contains the repl library from r7rs.
+;;;;
+(define-library (scheme repl)
+  (export 
+    interaction-environment
+  )
+  (import (scheme eval))
+  (begin
+    (define (interaction-environment)
+      (setup-environment))
+  ))