diff --git a/doc/contributing.texi b/doc/contributing.texi
index 0833b5d32c..0072e5d42d 100644
--- a/doc/contributing.texi
+++ b/doc/contributing.texi
@@ -76,13 +76,13 @@ Building from Git
 hack on Guix:
 
 @example
-guix shell -D guix -CPW
+guix shell -D guix -CPWN
 @end example
 
 or even, from within a Git worktree for Guix:
 
 @example
-guix shell -CPW
+guix shell -CPWN
 @end example
 
 If @option{-C} (short for @option{--container}) is not supported on your