diff --git a/collects/readline/rep-start.ss b/collects/readline/rep-start.ss
index bf7eb0cd59..e32e0e125e 100644
--- a/collects/readline/rep-start.ss
+++ b/collects/readline/rep-start.ss
@@ -1,9 +1,10 @@
 ;; This module initializes readline unconditionally, "rep.ss" uses it if we're
 ;; using a `terminal-port?' for input.
 
-(module rep-start mzscheme
-  (require "pread.ss")
+#lang scheme/base
 
-  ;; Change the input port and readline-prompt hook
-  (current-input-port readline-input)
-  (current-prompt-read read-cmdline-syntax))
+(require "pread.ss")
+
+;; Change the input port and readline-prompt hook
+(current-input-port readline-input)
+(current-prompt-read read-cmdline-syntax)