merge

diff --git a/man/zip_source_buffer.mdoc b/man/zip_source_buffer.mdoc
index c4ece25..3bb9bc6 100644
--- a/man/zip_source_buffer.mdoc
+++ b/man/zip_source_buffer.mdoc

@@ -1,5 +1,5 @@
 .\" zip_source_buffer.mdoc -- create zip data source from buffer
-.\" Copyright (C) 2004-2008 Dieter Baron and Thomas Klausner
+.\" Copyright (C) 2004-2014 Dieter Baron and Thomas Klausner
 .\"
 .\" This file is part of libzip, a library to manipulate ZIP archives.
 .\" The authors can be contacted at <libzip@nih.at>
@@ -29,7 +29,7 @@
 .\" OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 .\" IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd August 1, 2008
+.Dd April 27, 2014
 .Dt ZIP_SOURCE_DATA 3
 .Os
 .Sh NAME
@@ -52,6 +52,8 @@
 If
 .Ar freep
 is non-zero, the buffer will be freed when it is no longer needed.
+.Ar data
+must remain valid for the lifetime of the created source.
 .Sh RETURN VALUES
 Upon successful completion, the created source is returned.
 Otherwise,