diff --git a/files/fedmsg/base.py.j2 b/files/fedmsg/base.py.j2
index 489c93b006..9d6034e5fd 100644
--- a/files/fedmsg/base.py.j2
+++ b/files/fedmsg/base.py.j2
@@ -8,6 +8,8 @@ config = dict(
     environment="prod",
     {% endif %}
 
+    # XXX - the ansible environment var is "{{environment}}".
+
     # This used to be set to 1 for safety, but it turns out it was
     # excessive.  It is the number of seconds that fedmsg should sleep
     # after it has initialized, but before it begins to try and send any