doc: Clarify special-files-service-type expected value.

* doc/guix.texi (Services, Base Services): Clarify special-files-service-type
expected value.

Signed-off-by: Maxim Cournoyer <maxim.cournoyer@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index fa9ea5a6ecf..fa1f46c2b16 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -17975,7 +17975,7 @@ This is the service that sets up ``special files'' such as
 @file{/bin/sh}; an instance of it is part of @code{%base-services}.
 
 The value associated with @code{special-files-service-type} services
-must be a list of tuples where the first element is the ``special file''
+must be a list of two-element lists where the first element is the ``special file''
 and the second element is its target.  By default it is:
 
 @cindex @file{/bin/sh}