doc: Fix copy-build-system specification.

* doc/guix.texi (Build Systems): Files must match one or more filters, not
  exactly one.

1 files changed, 5 insertions, 4 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index 1fc4bd06e3..1349d9b27a 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -6187,10 +6187,11 @@ as above.
 @code{#:exclude-regexp}, only select files are installed depending on
 the filters.  Each filters is specified by a list of strings.
 @itemize
-@item With @code{#:include}, install all the files which path suffix exactly matches
-one of the elements in the given list.
-@item With @code{#:include-regexp}, install all the files which subpaths match the
-regular expressions in the given list.
+@item With @code{#:include}, install all the files which the path suffix matches
+at least one of the elements in the given list.
+@item With @code{#:include-regexp}, install all the files which the
+subpaths match at least one of the regular expressions in the given
+list.
 @item The @code{#:exclude} and @code{#:exclude-regexp} filters
 are the complement of their inclusion counterpart.  Without @code{#:include} flags,
 install all files but those matching the exclusion filters.