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-rw-r--r--taler-merchant-manual.rst12
1 files changed, 8 insertions, 4 deletions
diff --git a/taler-merchant-manual.rst b/taler-merchant-manual.rst
index 5b64afb7..617cc773 100644
--- a/taler-merchant-manual.rst
+++ b/taler-merchant-manual.rst
@@ -303,9 +303,9 @@ backend:
- GNU libmicrohttpd >= 0.9.71
-- GNUnet >= 0.14.0
+- GNUnet >= 0.14.0 (from `source tarball <http://ftpmirror.gnu.org/gnunet/>`__)
-- GNU Taler exchange >= 0.8.0 (see `release announcement <https://mail.gnu.org/archive/cgi-bin/namazu.cgi?query=taler&idxname=info-gnu&max=20&result=normal&sort=date:late>`__)
+- GNU Taler exchange (see `release announcement <https://mail.gnu.org/archive/cgi-bin/namazu.cgi?query=taler&idxname=info-gnu&max=20&result=normal&sort=date:late>`__)
Except for the last two, these are available in most GNU/Linux distributions
and should just be installed using the respective package manager. Be careful
@@ -314,8 +314,12 @@ that will not work.
While you are in the GNU Taler exchange
`download directory <http://ftpmirror.gnu.org/taler/>`__,
-you might as well also download the tarball for GNU Taler merchant >= 0.7.0
-(the version number need not match that of the GNU Taler exchange).
+you might as well also download the tarball for GNU Taler merchant.
+
+GNU Taler components version numbers follow the ``MAJOR.MINOR.MICRO`` format.
+The general rule for compatibility is that ``MAJOR`` and ``MINOR`` must match.
+Exceptions to this general rule are documented in the release notes.
+For example, Taler merchant 0.8.0 is compatible with Taler exchange 0.8.1.
The following sections will provide detailed instructions for installing
the ``libgnunetutil`` and GNU Taler exchange dependencies.