diff --git a/doc/guix.texi b/doc/guix.texi
index 9d17050ffc..b8d1f391c2 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -21141,7 +21141,7 @@ Select display server to use for the greeter.  Valid values are
 @item @code{numlock} (default: "on")
 Valid values are @samp{"on"}, @samp{"off"} or @samp{"none"}.
 
-@item @code{halt-command} (default @code{#~(string-apppend #$shepherd "/sbin/halt")})
+@item @code{halt-command} (default @code{#~(string-append #$shepherd "/sbin/halt")})
 Command to run when halting.
 
 @item @code{reboot-command} (default @code{#~(string-append #$shepherd "/sbin/reboot")})