From c0655ad17566e760a1cecdf371c3636101dd8f50 Mon Sep 17 00:00:00 2001
From: Nikolaus Rath <Nikolaus@rath.org>
Date: Sat, 27 Oct 2018 19:54:11 +0100
Subject: [PATCH] Clarified which python-systemd module is required.

---
 Changes.txt          | 3 +++
 rst/installation.rst | 4 +++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/Changes.txt b/Changes.txt
index a307c5026..16427d0dd 100644
--- a/Changes.txt
+++ b/Changes.txt
@@ -3,6 +3,9 @@ UNRELEASED CHANGES
   * Fixed a potential bug in s3qlrm that would probably lead to a
     filesystem crash (hasn't actually been observed though).
 
+  * Clarified installation instructions: S3QL requires the official
+    systemd Python module, not the (third-party) module on PyPi.
+
 2018-10-08, S3QL 2.31
 
   * Object removal now makes more use of parallelism.
diff --git a/rst/installation.rst b/rst/installation.rst
index 16f2dc020..9b30afd74 100644
--- a/rst/installation.rst
+++ b/rst/installation.rst
@@ -52,7 +52,9 @@ that is not the case.
   * `requests <https://pypi.python.org/pypi/requests/>`_ (optional,
     required for OAuth2 authentication with Google Storage)
   * `systemd <https://github.com/systemd/python-systemd>`_ (optional,
-    for enabling systemd support).
+    for enabling systemd support). Do *not* install the module from
+    PyPi, this is from a third-party developer and incompatible with
+    the official module from the systemd developers.
   * `apsw <https://github.com/rogerbinns/apsw>`_, version 3.7.0 or
     newer.
   * `llfuse <https://bitbucket.org/nikratio/python-llfuse/>`_, any