--- a/mod_log_messages_sql/README.markdown	Fri Dec 02 17:39:11 2016 +0100
+++ b/mod_log_messages_sql/README.markdown	Fri Dec 02 20:02:04 2016 +0100
@@ -1,9 +1,13 @@
+# Introduction
+
 This module logs messages to a SQL database.
 
 SQL connection options are configured in a `message_log_sql` option,
 which has the same syntax as the `sql` option for
 [mod_storage_sql][doc:modules:mod_storage_sql].
 
+# Usage
+
 You will need to create the following table in the configured database:
 
 ``` sql
@@ -17,3 +21,8 @@
         `resource` TEXT,
         `stanza` TEXT);
 ```
+
+# Compatibility
+
+Does *NOT* work with 0.10 due to a conflict with the new archiving
+support in `mod_storage_sql`·